38745439220

素因数分解:

$2^2\times 5^1\times {\mathrm{117503}}^1\times {\mathrm{16487}}^1$

素因数の和:133999

約数の個数: 24

約数和(自身を含む): 81371049984

約数和(自身を除く): 42625610764

約数列:

[1, 2, 4, 5, 10, 20, 16487, 32974, 65948, 82435, 117503, 164870, 235006, 329740, 470012, 587515, 1175030, 2350060, 1937271961, 3874543922, 7749087844, 9686359805, 19372719610, 38745439220]

約数ペア:

[(1, 38745439220), (2, 19372719610), (4, 9686359805), (5, 7749087844), (10, 3874543922), (20, 1937271961), (16487, 2350060), (32974, 1175030), (65948, 587515), (82435, 470012), (117503, 329740), (164870, 235006)]