1550877040

素因数分解:

$2^4\times 5^1\times {\mathrm{19385963}}^1$

素因数の和:19385976

約数の個数: 20

約数和(自身を含む): 3605789304

約数和(自身を除く): 2054912264

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 19385963, 38771926, 77543852, 96929815, 155087704, 193859630, 310175408, 387719260, 775438520, 1550877040]

約数ペア:

[(1, 1550877040), (2, 775438520), (4, 387719260), (5, 310175408), (8, 193859630), (10, 155087704), (16, 96929815), (20, 77543852), (40, 38771926), (80, 19385963)]