208423360

素因数分解:

$2^6\times 5^1\times {\mathrm{651323}}^1$

素因数の和:651340

約数の個数: 28

約数和(自身を含む): 496308888

約数和(自身を除く): 287885528

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 651323, 1302646, 2605292, 3256615, 5210584, 6513230, 10421168, 13026460, 20842336, 26052920, 41684672, 52105840, 104211680, 208423360]

約数ペア:

[(1, 208423360), (2, 104211680), (4, 52105840), (5, 41684672), (8, 26052920), (10, 20842336), (16, 13026460), (20, 10421168), (32, 6513230), (40, 5210584), (64, 3256615), (80, 2605292), (160, 1302646), (320, 651323)]