12342980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{1637}}^1$

素因数の和:1688

約数の個数: 48

約数和(自身を含む): 28894320

約数和(自身を除く): 16551340

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 29, 52, 58, 65, 116, 130, 145, 260, 290, 377, 580, 754, 1508, 1637, 1885, 3274, 3770, 6548, 7540, 8185, 16370, 21281, 32740, 42562, 47473, 85124, 94946, 106405, 189892, 212810, 237365, 425620, 474730, 617149, 949460, 1234298, 2468596, 3085745, 6171490, 12342980]

約数ペア:

[(1, 12342980), (2, 6171490), (4, 3085745), (5, 2468596), (10, 1234298), (13, 949460), (20, 617149), (26, 474730), (29, 425620), (52, 237365), (58, 212810), (65, 189892), (116, 106405), (130, 94946), (145, 85124), (260, 47473), (290, 42562), (377, 32740), (580, 21281), (754, 16370), (1508, 8185), (1637, 7540), (1885, 6548), (3274, 3770)]