201627920

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{193873}}^1$

素因数の和:193899

約数の個数: 40

約数和(自身を含む): 504847896

約数和(自身を除く): 303219976

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 193873, 387746, 775492, 969365, 1550984, 1938730, 2520349, 3101968, 3877460, 5040698, 7754920, 10081396, 12601745, 15509840, 20162792, 25203490, 40325584, 50406980, 100813960, 201627920]

約数ペア:

[(1, 201627920), (2, 100813960), (4, 50406980), (5, 40325584), (8, 25203490), (10, 20162792), (13, 15509840), (16, 12601745), (20, 10081396), (26, 7754920), (40, 5040698), (52, 3877460), (65, 3101968), (80, 2520349), (104, 1938730), (130, 1550984), (208, 969365), (260, 775492), (520, 387746), (1040, 193873)]