4449340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{521}}^1$

素因数の和:598

約数の個数: 48

約数和(自身を含む): 10874304

約数和(自身を除く): 6424964

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 61, 70, 122, 140, 244, 305, 427, 521, 610, 854, 1042, 1220, 1708, 2084, 2135, 2605, 3647, 4270, 5210, 7294, 8540, 10420, 14588, 18235, 31781, 36470, 63562, 72940, 127124, 158905, 222467, 317810, 444934, 635620, 889868, 1112335, 2224670, 4449340]

約数ペア:

[(1, 4449340), (2, 2224670), (4, 1112335), (5, 889868), (7, 635620), (10, 444934), (14, 317810), (20, 222467), (28, 158905), (35, 127124), (61, 72940), (70, 63562), (122, 36470), (140, 31781), (244, 18235), (305, 14588), (427, 10420), (521, 8540), (610, 7294), (854, 5210), (1042, 4270), (1220, 3647), (1708, 2605), (2084, 2135)]