1816280

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{2671}}^1$

素因数の和:2699

約数の個数: 32

約数和(自身を含む): 4328640

約数和(自身を除く): 2512360

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 2671, 5342, 10684, 13355, 21368, 26710, 45407, 53420, 90814, 106840, 181628, 227035, 363256, 454070, 908140, 1816280]

約数ペア:

[(1, 1816280), (2, 908140), (4, 454070), (5, 363256), (8, 227035), (10, 181628), (17, 106840), (20, 90814), (34, 53420), (40, 45407), (68, 26710), (85, 21368), (136, 13355), (170, 10684), (340, 5342), (680, 2671)]