8149040

素因数分解:

$2^4\times 5^1\times {\mathrm{101863}}^1$

素因数の和:101876

約数の個数: 20

約数和(自身を含む): 18946704

約数和(自身を除く): 10797664

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 101863, 203726, 407452, 509315, 814904, 1018630, 1629808, 2037260, 4074520, 8149040]

約数ペア:

[(1, 8149040), (2, 4074520), (4, 2037260), (5, 1629808), (8, 1018630), (10, 814904), (16, 509315), (20, 407452), (40, 203726), (80, 101863)]