38827760

素因数分解:

$2^4\times 5^1\times {\mathrm{485347}}^1$

素因数の和:485360

約数の個数: 20

約数和(自身を含む): 90274728

約数和(自身を除く): 51446968

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 485347, 970694, 1941388, 2426735, 3882776, 4853470, 7765552, 9706940, 19413880, 38827760]

約数ペア:

[(1, 38827760), (2, 19413880), (4, 9706940), (5, 7765552), (8, 4853470), (10, 3882776), (16, 2426735), (20, 1941388), (40, 970694), (80, 485347)]