2080711945

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{19}}^3\times {\mathrm{359}}^1$

素因数の和:447

約数の個数: 48

約数和(自身を含む): 2861827200

約数和(自身を除く): 781115255

約数列:

[1, 5, 13, 19, 65, 95, 169, 247, 359, 361, 845, 1235, 1795, 1805, 3211, 4667, 4693, 6821, 6859, 16055, 23335, 23465, 34105, 34295, 60671, 61009, 88673, 89167, 129599, 303355, 305045, 443365, 445835, 647995, 1152749, 1159171, 1684787, 2462381, 5763745, 5795855, 8423935, 12311905, 21902231, 32010953, 109511155, 160054765, 416142389, 2080711945]

約数ペア:

[(1, 2080711945), (5, 416142389), (13, 160054765), (19, 109511155), (65, 32010953), (95, 21902231), (169, 12311905), (247, 8423935), (359, 5795855), (361, 5763745), (845, 2462381), (1235, 1684787), (1795, 1159171), (1805, 1152749), (3211, 647995), (4667, 445835), (4693, 443365), (6821, 305045), (6859, 303355), (16055, 129599), (23335, 89167), (23465, 88673), (34105, 61009), (34295, 60671)]