12281680

素因数分解:

$2^4\times 5^1\times {\mathrm{153521}}^1$

素因数の和:153534

約数の個数: 20

約数和(自身を含む): 28555092

約数和(自身を除く): 16273412

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 153521, 307042, 614084, 767605, 1228168, 1535210, 2456336, 3070420, 6140840, 12281680]

約数ペア:

[(1, 12281680), (2, 6140840), (4, 3070420), (5, 2456336), (8, 1535210), (10, 1228168), (16, 767605), (20, 614084), (40, 307042), (80, 153521)]