9648680

素因数分解:

$2^3\times 5^1\times {\mathrm{109}}^1\times {\mathrm{2213}}^1$

素因数の和:2333

約数の個数: 32

約数和(自身を含む): 21918600

約数和(自身を除く): 12269920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 109, 218, 436, 545, 872, 1090, 2180, 2213, 4360, 4426, 8852, 11065, 17704, 22130, 44260, 88520, 241217, 482434, 964868, 1206085, 1929736, 2412170, 4824340, 9648680]

約数ペア:

[(1, 9648680), (2, 4824340), (4, 2412170), (5, 1929736), (8, 1206085), (10, 964868), (20, 482434), (40, 241217), (109, 88520), (218, 44260), (436, 22130), (545, 17704), (872, 11065), (1090, 8852), (2180, 4426), (2213, 4360)]