4069520

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{43}}^1$

素因数の和:89

約数の個数: 120

約数和(自身を含む): 11981376

約数和(自身を除く): 7911856

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 43, 52, 56, 65, 70, 80, 86, 91, 104, 112, 130, 140, 169, 172, 182, 208, 215, 260, 280, 301, 338, 344, 364, 430, 455, 520, 559, 560, 602, 676, 688, 728, 845, 860, 910, 1040, 1118, 1183, 1204, 1352, 1456, 1505, 1690, 1720, 1820, 2236, 2366, 2408, 2704, 2795, 3010, 3380, 3440, 3640, 3913, 4472, 4732, 4816, 5590, 5915, 6020, 6760, 7267, 7280, 7826, 8944, 9464, 11180, 11830, 12040, 13520, 14534, 15652, 18928, 19565, 22360, 23660, 24080, 29068, 31304, 36335, 39130, 44720, 47320, 50869, 58136, 62608, 72670, 78260, 94640, 101738, 116272, 145340, 156520, 203476, 254345, 290680, 313040, 406952, 508690, 581360, 813904, 1017380, 2034760, 4069520]

約数ペア:

[(1, 4069520), (2, 2034760), (4, 1017380), (5, 813904), (7, 581360), (8, 508690), (10, 406952), (13, 313040), (14, 290680), (16, 254345), (20, 203476), (26, 156520), (28, 145340), (35, 116272), (40, 101738), (43, 94640), (52, 78260), (56, 72670), (65, 62608), (70, 58136), (80, 50869), (86, 47320), (91, 44720), (104, 39130), (112, 36335), (130, 31304), (140, 29068), (169, 24080), (172, 23660), (182, 22360), (208, 19565), (215, 18928), (260, 15652), (280, 14534), (301, 13520), (338, 12040), (344, 11830), (364, 11180), (430, 9464), (455, 8944), (520, 7826), (559, 7280), (560, 7267), (602, 6760), (676, 6020), (688, 5915), (728, 5590), (845, 4816), (860, 4732), (910, 4472), (1040, 3913), (1118, 3640), (1183, 3440), (1204, 3380), (1352, 3010), (1456, 2795), (1505, 2704), (1690, 2408), (1720, 2366), (1820, 2236)]