1591860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{617}}^1$

素因数の和:672

約数の個数: 48

約数和(自身を含む): 4568256

約数和(自身を除く): 2976396

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 43, 60, 86, 129, 172, 215, 258, 430, 516, 617, 645, 860, 1234, 1290, 1851, 2468, 2580, 3085, 3702, 6170, 7404, 9255, 12340, 18510, 26531, 37020, 53062, 79593, 106124, 132655, 159186, 265310, 318372, 397965, 530620, 795930, 1591860]

約数ペア:

[(1, 1591860), (2, 795930), (3, 530620), (4, 397965), (5, 318372), (6, 265310), (10, 159186), (12, 132655), (15, 106124), (20, 79593), (30, 53062), (43, 37020), (60, 26531), (86, 18510), (129, 12340), (172, 9255), (215, 7404), (258, 6170), (430, 3702), (516, 3085), (617, 2580), (645, 2468), (860, 1851), (1234, 1290)]