12520920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{151}}^1\times {\mathrm{691}}^1$

素因数の和:856

約数の個数: 64

約数和(自身を含む): 37866240

約数和(自身を除く): 25345320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 151, 302, 453, 604, 691, 755, 906, 1208, 1382, 1510, 1812, 2073, 2265, 2764, 3020, 3455, 3624, 4146, 4530, 5528, 6040, 6910, 8292, 9060, 10365, 13820, 16584, 18120, 20730, 27640, 41460, 82920, 104341, 208682, 313023, 417364, 521705, 626046, 834728, 1043410, 1252092, 1565115, 2086820, 2504184, 3130230, 4173640, 6260460, 12520920]

約数ペア:

[(1, 12520920), (2, 6260460), (3, 4173640), (4, 3130230), (5, 2504184), (6, 2086820), (8, 1565115), (10, 1252092), (12, 1043410), (15, 834728), (20, 626046), (24, 521705), (30, 417364), (40, 313023), (60, 208682), (120, 104341), (151, 82920), (302, 41460), (453, 27640), (604, 20730), (691, 18120), (755, 16584), (906, 13820), (1208, 10365), (1382, 9060), (1510, 8292), (1812, 6910), (2073, 6040), (2265, 5528), (2764, 4530), (3020, 4146), (3455, 3624)]