847945020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1087109}}^1$

素因数の和:1087134

約数の個数: 48

約数和(自身を含む): 2556882720

約数和(自身を除く): 1708937700

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 1087109, 2174218, 3261327, 4348436, 5435545, 6522654, 10871090, 13045308, 14132417, 16306635, 21742180, 28264834, 32613270, 42397251, 56529668, 65226540, 70662085, 84794502, 141324170, 169589004, 211986255, 282648340, 423972510, 847945020]

約数ペア:

[(1, 847945020), (2, 423972510), (3, 282648340), (4, 211986255), (5, 169589004), (6, 141324170), (10, 84794502), (12, 70662085), (13, 65226540), (15, 56529668), (20, 42397251), (26, 32613270), (30, 28264834), (39, 21742180), (52, 16306635), (60, 14132417), (65, 13045308), (78, 10871090), (130, 6522654), (156, 5435545), (195, 4348436), (260, 3261327), (390, 2174218), (780, 1087109)]