40005667840

素因数分解:

$2^{10}\times 5^1\times {\mathrm{67}}^1\times {\mathrm{139}}^1\times {\mathrm{839}}^1$

素因数の和:1070

約数の個数: 176

約数和(自身を含む): 98216697600

約数和(自身を除く): 58211029760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 67, 80, 128, 134, 139, 160, 256, 268, 278, 320, 335, 512, 536, 556, 640, 670, 695, 839, 1024, 1072, 1112, 1280, 1340, 1390, 1678, 2144, 2224, 2560, 2680, 2780, 3356, 4195, 4288, 4448, 5120, 5360, 5560, 6712, 8390, 8576, 8896, 9313, 10720, 11120, 13424, 16780, 17152, 17792, 18626, 21440, 22240, 26848, 33560, 34304, 35584, 37252, 42880, 44480, 46565, 53696, 56213, 67120, 68608, 71168, 74504, 85760, 88960, 93130, 107392, 112426, 116621, 134240, 142336, 149008, 171520, 177920, 186260, 214784, 224852, 233242, 268480, 281065, 298016, 343040, 355840, 372520, 429568, 449704, 466484, 536960, 562130, 583105, 596032, 711680, 745040, 859136, 899408, 932968, 1073920, 1124260, 1166210, 1192064, 1490080, 1798816, 1865936, 2147840, 2248520, 2332420, 2384128, 2980160, 3597632, 3731872, 4295680, 4497040, 4664840, 4768256, 5960320, 7195264, 7463744, 7813607, 8994080, 9329680, 9536512, 11920640, 14390528, 14927488, 15627214, 17988160, 18659360, 23841280, 28781056, 29854976, 31254428, 35976320, 37318720, 39068035, 47682560, 57562112, 59709952, 62508856, 71952640, 74637440, 78136070, 119419904, 125017712, 143905280, 149274880, 156272140, 250035424, 287810560, 298549760, 312544280, 500070848, 597099520, 625088560, 1000141696, 1250177120, 2000283392, 2500354240, 4000566784, 5000708480, 8001133568, 10001416960, 20002833920, 40005667840]

約数ペア:

[(1, 40005667840), (2, 20002833920), (4, 10001416960), (5, 8001133568), (8, 5000708480), (10, 4000566784), (16, 2500354240), (20, 2000283392), (32, 1250177120), (40, 1000141696), (64, 625088560), (67, 597099520), (80, 500070848), (128, 312544280), (134, 298549760), (139, 287810560), (160, 250035424), (256, 156272140), (268, 149274880), (278, 143905280), (320, 125017712), (335, 119419904), (512, 78136070), (536, 74637440), (556, 71952640), (640, 62508856), (670, 59709952), (695, 57562112), (839, 47682560), (1024, 39068035), (1072, 37318720), (1112, 35976320), (1280, 31254428), (1340, 29854976), (1390, 28781056), (1678, 23841280), (2144, 18659360), (2224, 17988160), (2560, 15627214), (2680, 14927488), (2780, 14390528), (3356, 11920640), (4195, 9536512), (4288, 9329680), (4448, 8994080), (5120, 7813607), (5360, 7463744), (5560, 7195264), (6712, 5960320), (8390, 4768256), (8576, 4664840), (8896, 4497040), (9313, 4295680), (10720, 3731872), (11120, 3597632), (13424, 2980160), (16780, 2384128), (17152, 2332420), (17792, 2248520), (18626, 2147840), (21440, 1865936), (22240, 1798816), (26848, 1490080), (33560, 1192064), (34304, 1166210), (35584, 1124260), (37252, 1073920), (42880, 932968), (44480, 899408), (46565, 859136), (53696, 745040), (56213, 711680), (67120, 596032), (68608, 583105), (71168, 562130), (74504, 536960), (85760, 466484), (88960, 449704), (93130, 429568), (107392, 372520), (112426, 355840), (116621, 343040), (134240, 298016), (142336, 281065), (149008, 268480), (171520, 233242), (177920, 224852), (186260, 214784)]