4519140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{691}}^1$

素因数の和:812

約数の個数: 48

約数和(自身を含む): 12788160

約数和(自身を除く): 8269020

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 109, 218, 327, 436, 545, 654, 691, 1090, 1308, 1382, 1635, 2073, 2180, 2764, 3270, 3455, 4146, 6540, 6910, 8292, 10365, 13820, 20730, 41460, 75319, 150638, 225957, 301276, 376595, 451914, 753190, 903828, 1129785, 1506380, 2259570, 4519140]

約数ペア:

[(1, 4519140), (2, 2259570), (3, 1506380), (4, 1129785), (5, 903828), (6, 753190), (10, 451914), (12, 376595), (15, 301276), (20, 225957), (30, 150638), (60, 75319), (109, 41460), (218, 20730), (327, 13820), (436, 10365), (545, 8292), (654, 6910), (691, 6540), (1090, 4146), (1308, 3455), (1382, 3270), (1635, 2764), (2073, 2180)]