2912704280

素因数分解:

$2^3\times 5^1\times {\mathrm{8971}}^1\times {\mathrm{8117}}^1$

素因数の和:17099

約数の個数: 32

約数和(自身を含む): 6555122640

約数和(自身を除く): 3642418360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 8117, 8971, 16234, 17942, 32468, 35884, 40585, 44855, 64936, 71768, 81170, 89710, 162340, 179420, 324680, 358840, 72817607, 145635214, 291270428, 364088035, 582540856, 728176070, 1456352140, 2912704280]

約数ペア:

[(1, 2912704280), (2, 1456352140), (4, 728176070), (5, 582540856), (8, 364088035), (10, 291270428), (20, 145635214), (40, 72817607), (8117, 358840), (8971, 324680), (16234, 179420), (17942, 162340), (32468, 89710), (35884, 81170), (40585, 71768), (44855, 64936)]