7655620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{367}}^1$

素因数の和:532

約数の個数: 48

約数和(自身を含む): 18547200

約数和(自身を除く): 10891580

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 149, 298, 367, 596, 734, 745, 1043, 1468, 1490, 1835, 2086, 2569, 2980, 3670, 4172, 5138, 5215, 7340, 10276, 10430, 12845, 20860, 25690, 51380, 54683, 109366, 218732, 273415, 382781, 546830, 765562, 1093660, 1531124, 1913905, 3827810, 7655620]

約数ペア:

[(1, 7655620), (2, 3827810), (4, 1913905), (5, 1531124), (7, 1093660), (10, 765562), (14, 546830), (20, 382781), (28, 273415), (35, 218732), (70, 109366), (140, 54683), (149, 51380), (298, 25690), (367, 20860), (596, 12845), (734, 10430), (745, 10276), (1043, 7340), (1468, 5215), (1490, 5138), (1835, 4172), (2086, 3670), (2569, 2980)]