3385820

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{127}}^1$

素因数の和:210

約数の個数: 48

約数和(自身を含む): 7569408

約数和(自身を除く): 4183588

約数列:

[1, 2, 4, 5, 10, 20, 31, 43, 62, 86, 124, 127, 155, 172, 215, 254, 310, 430, 508, 620, 635, 860, 1270, 1333, 2540, 2666, 3937, 5332, 5461, 6665, 7874, 10922, 13330, 15748, 19685, 21844, 26660, 27305, 39370, 54610, 78740, 109220, 169291, 338582, 677164, 846455, 1692910, 3385820]

約数ペア:

[(1, 3385820), (2, 1692910), (4, 846455), (5, 677164), (10, 338582), (20, 169291), (31, 109220), (43, 78740), (62, 54610), (86, 39370), (124, 27305), (127, 26660), (155, 21844), (172, 19685), (215, 15748), (254, 13330), (310, 10922), (430, 7874), (508, 6665), (620, 5461), (635, 5332), (860, 3937), (1270, 2666), (1333, 2540)]