1431400

素因数分解:

$2^3\times 5^2\times {\mathrm{17}}^1\times {\mathrm{421}}^1$

素因数の和:454

約数の個数: 48

約数和(自身を含む): 3532140

約数和(自身を除く): 2100740

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 25, 34, 40, 50, 68, 85, 100, 136, 170, 200, 340, 421, 425, 680, 842, 850, 1684, 1700, 2105, 3368, 3400, 4210, 7157, 8420, 10525, 14314, 16840, 21050, 28628, 35785, 42100, 57256, 71570, 84200, 143140, 178925, 286280, 357850, 715700, 1431400]

約数ペア:

[(1, 1431400), (2, 715700), (4, 357850), (5, 286280), (8, 178925), (10, 143140), (17, 84200), (20, 71570), (25, 57256), (34, 42100), (40, 35785), (50, 28628), (68, 21050), (85, 16840), (100, 14314), (136, 10525), (170, 8420), (200, 7157), (340, 4210), (421, 3400), (425, 3368), (680, 2105), (842, 1700), (850, 1684)]