212188780

素因数分解:

$2^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{179821}}^1$

素因数の和:179889

約数の個数: 24

約数和(自身を含む): 453151440

約数和(自身を除く): 240962660

約数列:

[1, 2, 4, 5, 10, 20, 59, 118, 236, 295, 590, 1180, 179821, 359642, 719284, 899105, 1798210, 3596420, 10609439, 21218878, 42437756, 53047195, 106094390, 212188780]

約数ペア:

[(1, 212188780), (2, 106094390), (4, 53047195), (5, 42437756), (10, 21218878), (20, 10609439), (59, 3596420), (118, 1798210), (236, 899105), (295, 719284), (590, 359642), (1180, 179821)]