639021030

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{311}}^1\times {\mathrm{68491}}^1$

素因数の和:68812

約数の個数: 32

約数和(自身を含む): 1538604288

約数和(自身を除く): 899583258

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 311, 622, 933, 1555, 1866, 3110, 4665, 9330, 68491, 136982, 205473, 342455, 410946, 684910, 1027365, 2054730, 21300701, 42601402, 63902103, 106503505, 127804206, 213007010, 319510515, 639021030]

約数ペア:

[(1, 639021030), (2, 319510515), (3, 213007010), (5, 127804206), (6, 106503505), (10, 63902103), (15, 42601402), (30, 21300701), (311, 2054730), (622, 1027365), (933, 684910), (1555, 410946), (1866, 342455), (3110, 205473), (4665, 136982), (9330, 68491)]