2106603940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{191}}^1\times {\mathrm{78781}}^1$

素因数の和:78988

約数の個数: 48

約数和(自身を含む): 5082384384

約数和(自身を除く): 2975780444

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 191, 382, 764, 955, 1337, 1910, 2674, 3820, 5348, 6685, 13370, 26740, 78781, 157562, 315124, 393905, 551467, 787810, 1102934, 1575620, 2205868, 2757335, 5514670, 11029340, 15047171, 30094342, 60188684, 75235855, 105330197, 150471710, 210660394, 300943420, 421320788, 526650985, 1053301970, 2106603940]

約数ペア:

[(1, 2106603940), (2, 1053301970), (4, 526650985), (5, 421320788), (7, 300943420), (10, 210660394), (14, 150471710), (20, 105330197), (28, 75235855), (35, 60188684), (70, 30094342), (140, 15047171), (191, 11029340), (382, 5514670), (764, 2757335), (955, 2205868), (1337, 1575620), (1910, 1102934), (2674, 787810), (3820, 551467), (5348, 393905), (6685, 315124), (13370, 157562), (26740, 78781)]