38844880

素因数分解:

$2^4\times 5^1\times {\mathrm{113}}^1\times {\mathrm{4297}}^1$

素因数の和:4423

約数の個数: 40

約数和(自身を含む): 91134792

約数和(自身を除く): 52289912

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 113, 226, 452, 565, 904, 1130, 1808, 2260, 4297, 4520, 8594, 9040, 17188, 21485, 34376, 42970, 68752, 85940, 171880, 343760, 485561, 971122, 1942244, 2427805, 3884488, 4855610, 7768976, 9711220, 19422440, 38844880]

約数ペア:

[(1, 38844880), (2, 19422440), (4, 9711220), (5, 7768976), (8, 4855610), (10, 3884488), (16, 2427805), (20, 1942244), (40, 971122), (80, 485561), (113, 343760), (226, 171880), (452, 85940), (565, 68752), (904, 42970), (1130, 34376), (1808, 21485), (2260, 17188), (4297, 9040), (4520, 8594)]