5385080

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{2207}}^1$

素因数の和:2279

約数の個数: 32

約数和(自身を含む): 12320640

約数和(自身を除く): 6935560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 488, 610, 1220, 2207, 2440, 4414, 8828, 11035, 17656, 22070, 44140, 88280, 134627, 269254, 538508, 673135, 1077016, 1346270, 2692540, 5385080]

約数ペア:

[(1, 5385080), (2, 2692540), (4, 1346270), (5, 1077016), (8, 673135), (10, 538508), (20, 269254), (40, 134627), (61, 88280), (122, 44140), (244, 22070), (305, 17656), (488, 11035), (610, 8828), (1220, 4414), (2207, 2440)]