1577480

素因数分解:

$2^3\times 5^1\times {\mathrm{113}}^1\times {\mathrm{349}}^1$

素因数の和:473

約数の個数: 32

約数和(自身を含む): 3591000

約数和(自身を除く): 2013520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 113, 226, 349, 452, 565, 698, 904, 1130, 1396, 1745, 2260, 2792, 3490, 4520, 6980, 13960, 39437, 78874, 157748, 197185, 315496, 394370, 788740, 1577480]

約数ペア:

[(1, 1577480), (2, 788740), (4, 394370), (5, 315496), (8, 197185), (10, 157748), (20, 78874), (40, 39437), (113, 13960), (226, 6980), (349, 4520), (452, 3490), (565, 2792), (698, 2260), (904, 1745), (1130, 1396)]