38326580

素因数分解:

$2^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{17581}}^1$

素因数の和:17699

約数の個数: 24

約数和(自身を含む): 81228840

約数和(自身を除く): 42902260

約数列:

[1, 2, 4, 5, 10, 20, 109, 218, 436, 545, 1090, 2180, 17581, 35162, 70324, 87905, 175810, 351620, 1916329, 3832658, 7665316, 9581645, 19163290, 38326580]

約数ペア:

[(1, 38326580), (2, 19163290), (4, 9581645), (5, 7665316), (10, 3832658), (20, 1916329), (109, 351620), (218, 175810), (436, 87905), (545, 70324), (1090, 35162), (2180, 17581)]