29820080

素因数分解:

$2^4\times 5^1\times {\mathrm{372751}}^1$

素因数の和:372764

約数の個数: 20

約数和(自身を含む): 69331872

約数和(自身を除く): 39511792

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 372751, 745502, 1491004, 1863755, 2982008, 3727510, 5964016, 7455020, 14910040, 29820080]

約数ペア:

[(1, 29820080), (2, 14910040), (4, 7455020), (5, 5964016), (8, 3727510), (10, 2982008), (16, 1863755), (20, 1491004), (40, 745502), (80, 372751)]