28974160

素因数分解:

$2^4\times 5^1\times {\mathrm{362177}}^1$

素因数の和:362190

約数の個数: 20

約数和(自身を含む): 67365108

約数和(自身を除く): 38390948

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 362177, 724354, 1448708, 1810885, 2897416, 3621770, 5794832, 7243540, 14487080, 28974160]

約数ペア:

[(1, 28974160), (2, 14487080), (4, 7243540), (5, 5794832), (8, 3621770), (10, 2897416), (16, 1810885), (20, 1448708), (40, 724354), (80, 362177)]