18295420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{6397}}^1$

素因数の和:6430

約数の個数: 48

約数和(自身を含む): 45144288

約数和(自身を除く): 26848868

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 130, 143, 220, 260, 286, 572, 715, 1430, 2860, 6397, 12794, 25588, 31985, 63970, 70367, 83161, 127940, 140734, 166322, 281468, 332644, 351835, 415805, 703670, 831610, 914771, 1407340, 1663220, 1829542, 3659084, 4573855, 9147710, 18295420]

約数ペア:

[(1, 18295420), (2, 9147710), (4, 4573855), (5, 3659084), (10, 1829542), (11, 1663220), (13, 1407340), (20, 914771), (22, 831610), (26, 703670), (44, 415805), (52, 351835), (55, 332644), (65, 281468), (110, 166322), (130, 140734), (143, 127940), (220, 83161), (260, 70367), (286, 63970), (572, 31985), (715, 25588), (1430, 12794), (2860, 6397)]