1264904920

素因数分解:

$2^3\times 5^1\times {\mathrm{379}}^1\times {\mathrm{83437}}^1$

素因数の和:83827

約数の個数: 32

約数和(自身を含む): 2853579600

約数和(自身を除く): 1588674680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 379, 758, 1516, 1895, 3032, 3790, 7580, 15160, 83437, 166874, 333748, 417185, 667496, 834370, 1668740, 3337480, 31622623, 63245246, 126490492, 158113115, 252980984, 316226230, 632452460, 1264904920]

約数ペア:

[(1, 1264904920), (2, 632452460), (4, 316226230), (5, 252980984), (8, 158113115), (10, 126490492), (20, 63245246), (40, 31622623), (379, 3337480), (758, 1668740), (1516, 834370), (1895, 667496), (3032, 417185), (3790, 333748), (7580, 166874), (15160, 83437)]