289476680

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{425701}}^1$

素因数の和:425729

約数の個数: 32

約数和(自身を含む): 689637240

約数和(自身を除く): 400160560

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 425701, 851402, 1702804, 2128505, 3405608, 4257010, 7236917, 8514020, 14473834, 17028040, 28947668, 36184585, 57895336, 72369170, 144738340, 289476680]

約数ペア:

[(1, 289476680), (2, 144738340), (4, 72369170), (5, 57895336), (8, 36184585), (10, 28947668), (17, 17028040), (20, 14473834), (34, 8514020), (40, 7236917), (68, 4257010), (85, 3405608), (136, 2128505), (170, 1702804), (340, 851402), (680, 425701)]