220176740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{23473}}^1$

素因数の和:23556

約数の個数: 48

約数和(自身を含む): 536333952

約数和(自身を除く): 316157212

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 67, 70, 134, 140, 268, 335, 469, 670, 938, 1340, 1876, 2345, 4690, 9380, 23473, 46946, 93892, 117365, 164311, 234730, 328622, 469460, 657244, 821555, 1572691, 1643110, 3145382, 3286220, 6290764, 7863455, 11008837, 15726910, 22017674, 31453820, 44035348, 55044185, 110088370, 220176740]

約数ペア:

[(1, 220176740), (2, 110088370), (4, 55044185), (5, 44035348), (7, 31453820), (10, 22017674), (14, 15726910), (20, 11008837), (28, 7863455), (35, 6290764), (67, 3286220), (70, 3145382), (134, 1643110), (140, 1572691), (268, 821555), (335, 657244), (469, 469460), (670, 328622), (938, 234730), (1340, 164311), (1876, 117365), (2345, 93892), (4690, 46946), (9380, 23473)]