7971080

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{15329}}^1$

素因数の和:15353

約数の個数: 32

約数和(自身を含む): 19315800

約数和(自身を除く): 11344720

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 15329, 30658, 61316, 76645, 122632, 153290, 199277, 306580, 398554, 613160, 797108, 996385, 1594216, 1992770, 3985540, 7971080]

約数ペア:

[(1, 7971080), (2, 3985540), (4, 1992770), (5, 1594216), (8, 996385), (10, 797108), (13, 613160), (20, 398554), (26, 306580), (40, 199277), (52, 153290), (65, 122632), (104, 76645), (130, 61316), (260, 30658), (520, 15329)]