33621680

素因数分解:

$2^4\times 5^1\times {\mathrm{420271}}^1$

素因数の和:420284

約数の個数: 20

約数和(自身を含む): 78170592

約数和(自身を除く): 44548912

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 420271, 840542, 1681084, 2101355, 3362168, 4202710, 6724336, 8405420, 16810840, 33621680]

約数ペア:

[(1, 33621680), (2, 16810840), (4, 8405420), (5, 6724336), (8, 4202710), (10, 3362168), (16, 2101355), (20, 1681084), (40, 840542), (80, 420271)]