23112920

素因数分解:

$2^3\times 5^1\times {\mathrm{139}}^1\times {\mathrm{4157}}^1$

素因数の和:4307

約数の個数: 32

約数和(自身を含む): 52390800

約数和(自身を除く): 29277880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 139, 278, 556, 695, 1112, 1390, 2780, 4157, 5560, 8314, 16628, 20785, 33256, 41570, 83140, 166280, 577823, 1155646, 2311292, 2889115, 4622584, 5778230, 11556460, 23112920]

約数ペア:

[(1, 23112920), (2, 11556460), (4, 5778230), (5, 4622584), (8, 2889115), (10, 2311292), (20, 1155646), (40, 577823), (139, 166280), (278, 83140), (556, 41570), (695, 33256), (1112, 20785), (1390, 16628), (2780, 8314), (4157, 5560)]