1497698740

素因数分解:

$2^2\times 5^1\times {\mathrm{313}}^1\times {\mathrm{419}}^1\times {\mathrm{571}}^1$

素因数の和:1312

約数の個数: 48

約数和(自身を含む): 3168285120

約数和(自身を除く): 1670586380

約数列:

[1, 2, 4, 5, 10, 20, 313, 419, 571, 626, 838, 1142, 1252, 1565, 1676, 2095, 2284, 2855, 3130, 4190, 5710, 6260, 8380, 11420, 131147, 178723, 239249, 262294, 357446, 478498, 524588, 655735, 714892, 893615, 956996, 1196245, 1311470, 1787230, 2392490, 2622940, 3574460, 4784980, 74884937, 149769874, 299539748, 374424685, 748849370, 1497698740]

約数ペア:

[(1, 1497698740), (2, 748849370), (4, 374424685), (5, 299539748), (10, 149769874), (20, 74884937), (313, 4784980), (419, 3574460), (571, 2622940), (626, 2392490), (838, 1787230), (1142, 1311470), (1252, 1196245), (1565, 956996), (1676, 893615), (2095, 714892), (2284, 655735), (2855, 524588), (3130, 478498), (4190, 357446), (5710, 262294), (6260, 239249), (8380, 178723), (11420, 131147)]