2068800920

素因数分解:

$2^3\times 5^1\times {\mathrm{2213}}^1\times {\mathrm{23371}}^1$

素因数の和:25595

約数の個数: 32

約数和(自身を含む): 4657104720

約数和(自身を除く): 2588303800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2213, 4426, 8852, 11065, 17704, 22130, 23371, 44260, 46742, 88520, 93484, 116855, 186968, 233710, 467420, 934840, 51720023, 103440046, 206880092, 258600115, 413760184, 517200230, 1034400460, 2068800920]

約数ペア:

[(1, 2068800920), (2, 1034400460), (4, 517200230), (5, 413760184), (8, 258600115), (10, 206880092), (20, 103440046), (40, 51720023), (2213, 934840), (4426, 467420), (8852, 233710), (11065, 186968), (17704, 116855), (22130, 93484), (23371, 88520), (44260, 46742)]