20187677950

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{457}}^1\times {\mathrm{80317}}^1$

素因数の和:80797

約数の個数: 48

約数和(自身を含む): 41052778704

約数和(自身を除く): 20865100754

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 110, 275, 457, 550, 914, 2285, 4570, 5027, 10054, 11425, 22850, 25135, 50270, 80317, 125675, 160634, 251350, 401585, 803170, 883487, 1766974, 2007925, 4015850, 4417435, 8834870, 22087175, 36704869, 44174350, 73409738, 183524345, 367048690, 403753559, 807507118, 917621725, 1835243450, 2018767795, 4037535590, 10093838975, 20187677950]

約数ペア:

[(1, 20187677950), (2, 10093838975), (5, 4037535590), (10, 2018767795), (11, 1835243450), (22, 917621725), (25, 807507118), (50, 403753559), (55, 367048690), (110, 183524345), (275, 73409738), (457, 44174350), (550, 36704869), (914, 22087175), (2285, 8834870), (4570, 4417435), (5027, 4015850), (10054, 2007925), (11425, 1766974), (22850, 883487), (25135, 803170), (50270, 401585), (80317, 251350), (125675, 160634)]