2147627720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{1481}}^1\times {\mathrm{5179}}^1$

素因数の和:6678

約数の個数: 64

約数和(自身を含む): 5527267200

約数和(自身を除く): 3379639480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 1481, 2962, 5179, 5924, 7405, 10358, 10367, 11848, 14810, 20716, 20734, 25895, 29620, 36253, 41432, 41468, 51790, 51835, 59240, 72506, 82936, 103580, 103670, 145012, 181265, 207160, 207340, 290024, 362530, 414680, 725060, 1450120, 7670099, 15340198, 30680396, 38350495, 53690693, 61360792, 76700990, 107381386, 153401980, 214762772, 268453465, 306803960, 429525544, 536906930, 1073813860, 2147627720]

約数ペア:

[(1, 2147627720), (2, 1073813860), (4, 536906930), (5, 429525544), (7, 306803960), (8, 268453465), (10, 214762772), (14, 153401980), (20, 107381386), (28, 76700990), (35, 61360792), (40, 53690693), (56, 38350495), (70, 30680396), (140, 15340198), (280, 7670099), (1481, 1450120), (2962, 725060), (5179, 414680), (5924, 362530), (7405, 290024), (10358, 207340), (10367, 207160), (11848, 181265), (14810, 145012), (20716, 103670), (20734, 103580), (25895, 82936), (29620, 72506), (36253, 59240), (41432, 51835), (41468, 51790)]