1890200

素因数分解:

$2^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{727}}^1$

素因数の和:756

約数の個数: 48

約数和(自身を含む): 4739280

約数和(自身を除く): 2849080

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 40, 50, 52, 65, 100, 104, 130, 200, 260, 325, 520, 650, 727, 1300, 1454, 2600, 2908, 3635, 5816, 7270, 9451, 14540, 18175, 18902, 29080, 36350, 37804, 47255, 72700, 75608, 94510, 145400, 189020, 236275, 378040, 472550, 945100, 1890200]

約数ペア:

[(1, 1890200), (2, 945100), (4, 472550), (5, 378040), (8, 236275), (10, 189020), (13, 145400), (20, 94510), (25, 75608), (26, 72700), (40, 47255), (50, 37804), (52, 36350), (65, 29080), (100, 18902), (104, 18175), (130, 14540), (200, 9451), (260, 7270), (325, 5816), (520, 3635), (650, 2908), (727, 2600), (1300, 1454)]