20217810

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{149}}^1\times {\mathrm{4523}}^1$

素因数の和:4682

約数の個数: 32

約数和(自身を含む): 48859200

約数和(自身を除く): 28641390

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 149, 298, 447, 745, 894, 1490, 2235, 4470, 4523, 9046, 13569, 22615, 27138, 45230, 67845, 135690, 673927, 1347854, 2021781, 3369635, 4043562, 6739270, 10108905, 20217810]

約数ペア:

[(1, 20217810), (2, 10108905), (3, 6739270), (5, 4043562), (6, 3369635), (10, 2021781), (15, 1347854), (30, 673927), (149, 135690), (298, 67845), (447, 45230), (745, 27138), (894, 22615), (1490, 13569), (2235, 9046), (4470, 4523)]