4464020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{197}}^1$

素因数の和:320

約数の個数: 48

約数和(自身を含む): 10378368

約数和(自身を除く): 5914348

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 103, 110, 197, 206, 220, 394, 412, 515, 788, 985, 1030, 1133, 1970, 2060, 2167, 2266, 3940, 4334, 4532, 5665, 8668, 10835, 11330, 20291, 21670, 22660, 40582, 43340, 81164, 101455, 202910, 223201, 405820, 446402, 892804, 1116005, 2232010, 4464020]

約数ペア:

[(1, 4464020), (2, 2232010), (4, 1116005), (5, 892804), (10, 446402), (11, 405820), (20, 223201), (22, 202910), (44, 101455), (55, 81164), (103, 43340), (110, 40582), (197, 22660), (206, 21670), (220, 20291), (394, 11330), (412, 10835), (515, 8668), (788, 5665), (985, 4532), (1030, 4334), (1133, 3940), (1970, 2266), (2060, 2167)]