98244220

素因数分解:

$2^2\times 5^1\times {\mathrm{1489}}^1\times {\mathrm{3299}}^1$

素因数の和:4797

約数の個数: 24

約数和(自身を含む): 206514000

約数和(自身を除く): 108269780

約数列:

[1, 2, 4, 5, 10, 20, 1489, 2978, 3299, 5956, 6598, 7445, 13196, 14890, 16495, 29780, 32990, 65980, 4912211, 9824422, 19648844, 24561055, 49122110, 98244220]

約数ペア:

[(1, 98244220), (2, 49122110), (4, 24561055), (5, 19648844), (10, 9824422), (20, 4912211), (1489, 65980), (2978, 32990), (3299, 29780), (5956, 16495), (6598, 14890), (7445, 13196)]