147807920

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{142123}}^1$

素因数の和:142149

約数の個数: 40

約数和(自身を含む): 370090896

約数和(自身を除く): 222282976

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 142123, 284246, 568492, 710615, 1136984, 1421230, 1847599, 2273968, 2842460, 3695198, 5684920, 7390396, 9237995, 11369840, 14780792, 18475990, 29561584, 36951980, 73903960, 147807920]

約数ペア:

[(1, 147807920), (2, 73903960), (4, 36951980), (5, 29561584), (8, 18475990), (10, 14780792), (13, 11369840), (16, 9237995), (20, 7390396), (26, 5684920), (40, 3695198), (52, 2842460), (65, 2273968), (80, 1847599), (104, 1421230), (130, 1136984), (208, 710615), (260, 568492), (520, 284246), (1040, 142123)]