290415080

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{427081}}^1$

素因数の和:427109

約数の個数: 32

約数和(自身を含む): 691872840

約数和(自身を除く): 401457760

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 427081, 854162, 1708324, 2135405, 3416648, 4270810, 7260377, 8541620, 14520754, 17083240, 29041508, 36301885, 58083016, 72603770, 145207540, 290415080]

約数ペア:

[(1, 290415080), (2, 145207540), (4, 72603770), (5, 58083016), (8, 36301885), (10, 29041508), (17, 17083240), (20, 14520754), (34, 8541620), (40, 7260377), (68, 4270810), (85, 3416648), (136, 2135405), (170, 1708324), (340, 854162), (680, 427081)]