28724702920

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{23165083}}^1$

素因数の和:23165125

約数の個数: 32

約数和(自身を含む): 66715441920

約数和(自身を除く): 37990739000

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 23165083, 46330166, 92660332, 115825415, 185320664, 231650830, 463301660, 718117573, 926603320, 1436235146, 2872470292, 3590587865, 5744940584, 7181175730, 14362351460, 28724702920]

約数ペア:

[(1, 28724702920), (2, 14362351460), (4, 7181175730), (5, 5744940584), (8, 3590587865), (10, 2872470292), (20, 1436235146), (31, 926603320), (40, 718117573), (62, 463301660), (124, 231650830), (155, 185320664), (248, 115825415), (310, 92660332), (620, 46330166), (1240, 23165083)]