1758280

素因数分解:

$2^3\times 5^1\times {\mathrm{113}}^1\times {\mathrm{389}}^1$

素因数の和:513

約数の個数: 32

約数和(自身を含む): 4001400

約数和(自身を除く): 2243120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 113, 226, 389, 452, 565, 778, 904, 1130, 1556, 1945, 2260, 3112, 3890, 4520, 7780, 15560, 43957, 87914, 175828, 219785, 351656, 439570, 879140, 1758280]

約数ペア:

[(1, 1758280), (2, 879140), (4, 439570), (5, 351656), (8, 219785), (10, 175828), (20, 87914), (40, 43957), (113, 15560), (226, 7780), (389, 4520), (452, 3890), (565, 3112), (778, 2260), (904, 1945), (1130, 1556)]