2020218080

素因数分解:

$2^5\times 5^1\times {\mathrm{12626363}}^1$

素因数の和:12626378

約数の個数: 24

約数和(自身を含む): 4772765592

約数和(自身を除く): 2752547512

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 12626363, 25252726, 50505452, 63131815, 101010904, 126263630, 202021808, 252527260, 404043616, 505054520, 1010109040, 2020218080]

約数ペア:

[(1, 2020218080), (2, 1010109040), (4, 505054520), (5, 404043616), (8, 252527260), (10, 202021808), (16, 126263630), (20, 101010904), (32, 63131815), (40, 50505452), (80, 25252726), (160, 12626363)]