43908140

素因数分解:

$2^2\times 5^1\times {\mathrm{1039}}^1\times {\mathrm{2113}}^1$

素因数の和:3161

約数の個数: 24

約数和(自身を含む): 92339520

約数和(自身を除く): 48431380

約数列:

[1, 2, 4, 5, 10, 20, 1039, 2078, 2113, 4156, 4226, 5195, 8452, 10390, 10565, 20780, 21130, 42260, 2195407, 4390814, 8781628, 10977035, 21954070, 43908140]

約数ペア:

[(1, 43908140), (2, 21954070), (4, 10977035), (5, 8781628), (10, 4390814), (20, 2195407), (1039, 42260), (2078, 21130), (2113, 20780), (4156, 10565), (4226, 10390), (5195, 8452)]