2439190

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{647}}^1$

素因数の和:696

約数の個数: 32

約数和(自身を含む): 4898880

約数和(自身を除く): 2459690

約数列:

[1, 2, 5, 10, 13, 26, 29, 58, 65, 130, 145, 290, 377, 647, 754, 1294, 1885, 3235, 3770, 6470, 8411, 16822, 18763, 37526, 42055, 84110, 93815, 187630, 243919, 487838, 1219595, 2439190]

約数ペア:

[(1, 2439190), (2, 1219595), (5, 487838), (10, 243919), (13, 187630), (26, 93815), (29, 84110), (58, 42055), (65, 37526), (130, 18763), (145, 16822), (290, 8411), (377, 6470), (647, 3770), (754, 3235), (1294, 1885)]