220172816

素因数分解:

$2^4\times {\mathrm{47}}^1\times {\mathrm{113}}^1\times {\mathrm{2591}}^1$

素因数の和:2759

約数の個数: 40

約数和(自身を含む): 439686144

約数和(自身を除く): 219513328

約数列:

[1, 2, 4, 8, 16, 47, 94, 113, 188, 226, 376, 452, 752, 904, 1808, 2591, 5182, 5311, 10364, 10622, 20728, 21244, 41456, 42488, 84976, 121777, 243554, 292783, 487108, 585566, 974216, 1171132, 1948432, 2342264, 4684528, 13760801, 27521602, 55043204, 110086408, 220172816]

約数ペア:

[(1, 220172816), (2, 110086408), (4, 55043204), (8, 27521602), (16, 13760801), (47, 4684528), (94, 2342264), (113, 1948432), (188, 1171132), (226, 974216), (376, 585566), (452, 487108), (752, 292783), (904, 243554), (1808, 121777), (2591, 84976), (5182, 42488), (5311, 41456), (10364, 21244), (10622, 20728)]