30222980

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{113}}^1\times {\mathrm{311}}^1$

素因数の和:476

約数の個数: 48

約数和(自身を含む): 65729664

約数和(自身を除く): 35506684

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 113, 172, 215, 226, 311, 430, 452, 565, 622, 860, 1130, 1244, 1555, 2260, 3110, 4859, 6220, 9718, 13373, 19436, 24295, 26746, 35143, 48590, 53492, 66865, 70286, 97180, 133730, 140572, 175715, 267460, 351430, 702860, 1511149, 3022298, 6044596, 7555745, 15111490, 30222980]

約数ペア:

[(1, 30222980), (2, 15111490), (4, 7555745), (5, 6044596), (10, 3022298), (20, 1511149), (43, 702860), (86, 351430), (113, 267460), (172, 175715), (215, 140572), (226, 133730), (311, 97180), (430, 70286), (452, 66865), (565, 53492), (622, 48590), (860, 35143), (1130, 26746), (1244, 24295), (1555, 19436), (2260, 13373), (3110, 9718), (4859, 6220)]