40423720

素因数分解:

$2^3\times 5^1\times {\mathrm{283}}^1\times {\mathrm{3571}}^1$

素因数の和:3865

約数の個数: 32

約数和(自身を含む): 91300320

約数和(自身を除く): 50876600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 283, 566, 1132, 1415, 2264, 2830, 3571, 5660, 7142, 11320, 14284, 17855, 28568, 35710, 71420, 142840, 1010593, 2021186, 4042372, 5052965, 8084744, 10105930, 20211860, 40423720]

約数ペア:

[(1, 40423720), (2, 20211860), (4, 10105930), (5, 8084744), (8, 5052965), (10, 4042372), (20, 2021186), (40, 1010593), (283, 142840), (566, 71420), (1132, 35710), (1415, 28568), (2264, 17855), (2830, 14284), (3571, 11320), (5660, 7142)]