13162940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{167}}^1\times {\mathrm{563}}^1$

素因数の和:746

約数の個数: 48

約数和(自身を含む): 31836672

約数和(自身を除く): 18673732

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 167, 334, 563, 668, 835, 1126, 1169, 1670, 2252, 2338, 2815, 3340, 3941, 4676, 5630, 5845, 7882, 11260, 11690, 15764, 19705, 23380, 39410, 78820, 94021, 188042, 376084, 470105, 658147, 940210, 1316294, 1880420, 2632588, 3290735, 6581470, 13162940]

約数ペア:

[(1, 13162940), (2, 6581470), (4, 3290735), (5, 2632588), (7, 1880420), (10, 1316294), (14, 940210), (20, 658147), (28, 470105), (35, 376084), (70, 188042), (140, 94021), (167, 78820), (334, 39410), (563, 23380), (668, 19705), (835, 15764), (1126, 11690), (1169, 11260), (1670, 7882), (2252, 5845), (2338, 5630), (2815, 4676), (3340, 3941)]