20167527040

素因数分解:

$2^7\times 5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{39439}}^1$

素因数の和:39522

約数の個数: 128

約数和(自身を含む): 52136524800

約数和(自身を除く): 31968997760

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 47, 64, 68, 80, 85, 94, 128, 136, 160, 170, 188, 235, 272, 320, 340, 376, 470, 544, 640, 680, 752, 799, 940, 1088, 1360, 1504, 1598, 1880, 2176, 2720, 3008, 3196, 3760, 3995, 5440, 6016, 6392, 7520, 7990, 10880, 12784, 15040, 15980, 25568, 30080, 31960, 39439, 51136, 63920, 78878, 102272, 127840, 157756, 197195, 255680, 315512, 394390, 511360, 631024, 670463, 788780, 1262048, 1340926, 1577560, 1853633, 2524096, 2681852, 3155120, 3352315, 3707266, 5048192, 5363704, 6310240, 6704630, 7414532, 9268165, 10727408, 12620480, 13409260, 14829064, 18536330, 21454816, 25240960, 26818520, 29658128, 31511761, 37072660, 42909632, 53637040, 59316256, 63023522, 74145320, 85819264, 107274080, 118632512, 126047044, 148290640, 157558805, 214548160, 237265024, 252094088, 296581280, 315117610, 429096320, 504188176, 593162560, 630235220, 1008376352, 1186325120, 1260470440, 2016752704, 2520940880, 4033505408, 5041881760, 10083763520, 20167527040]

約数ペア:

[(1, 20167527040), (2, 10083763520), (4, 5041881760), (5, 4033505408), (8, 2520940880), (10, 2016752704), (16, 1260470440), (17, 1186325120), (20, 1008376352), (32, 630235220), (34, 593162560), (40, 504188176), (47, 429096320), (64, 315117610), (68, 296581280), (80, 252094088), (85, 237265024), (94, 214548160), (128, 157558805), (136, 148290640), (160, 126047044), (170, 118632512), (188, 107274080), (235, 85819264), (272, 74145320), (320, 63023522), (340, 59316256), (376, 53637040), (470, 42909632), (544, 37072660), (640, 31511761), (680, 29658128), (752, 26818520), (799, 25240960), (940, 21454816), (1088, 18536330), (1360, 14829064), (1504, 13409260), (1598, 12620480), (1880, 10727408), (2176, 9268165), (2720, 7414532), (3008, 6704630), (3196, 6310240), (3760, 5363704), (3995, 5048192), (5440, 3707266), (6016, 3352315), (6392, 3155120), (7520, 2681852), (7990, 2524096), (10880, 1853633), (12784, 1577560), (15040, 1340926), (15980, 1262048), (25568, 788780), (30080, 670463), (31960, 631024), (39439, 511360), (51136, 394390), (63920, 315512), (78878, 255680), (102272, 197195), (127840, 157756)]