2013756800080

素因数分解:

$2^4\times 5^1\times {\mathrm{10223}}^1\times {\mathrm{2462287}}^1$

素因数の和:2472523

約数の個数: 40

約数和(自身を含む): 4682444447232

約数和(自身を除く): 2668687647152

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 10223, 20446, 40892, 51115, 81784, 102230, 163568, 204460, 408920, 817840, 2462287, 4924574, 9849148, 12311435, 19698296, 24622870, 39396592, 49245740, 98491480, 196982960, 25171960001, 50343920002, 100687840004, 125859800005, 201375680008, 251719600010, 402751360016, 503439200020, 1006878400040, 2013756800080]

約数ペア:

[(1, 2013756800080), (2, 1006878400040), (4, 503439200020), (5, 402751360016), (8, 251719600010), (10, 201375680008), (16, 125859800005), (20, 100687840004), (40, 50343920002), (80, 25171960001), (10223, 196982960), (20446, 98491480), (40892, 49245740), (51115, 39396592), (81784, 24622870), (102230, 19698296), (163568, 12311435), (204460, 9849148), (408920, 4924574), (817840, 2462287)]