2585619760

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1901191}}^1$

素因数の和:1901221

約数の個数: 40

約数和(自身を含む): 6365190816

約数和(自身を除く): 3779571056

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 1901191, 3802382, 7604764, 9505955, 15209528, 19011910, 30419056, 32320247, 38023820, 64640494, 76047640, 129280988, 152095280, 161601235, 258561976, 323202470, 517123952, 646404940, 1292809880, 2585619760]

約数ペア:

[(1, 2585619760), (2, 1292809880), (4, 646404940), (5, 517123952), (8, 323202470), (10, 258561976), (16, 161601235), (17, 152095280), (20, 129280988), (34, 76047640), (40, 64640494), (68, 38023820), (80, 32320247), (85, 30419056), (136, 19011910), (170, 15209528), (272, 9505955), (340, 7604764), (680, 3802382), (1360, 1901191)]