1229544020

素因数分解:

$2^2\times 5^1\times {\mathrm{8209}}^1\times {\mathrm{7489}}^1$

素因数の和:15707

約数の個数: 24

約数和(自身を含む): 2582701800

約数和(自身を除く): 1353157780

約数列:

[1, 2, 4, 5, 10, 20, 7489, 8209, 14978, 16418, 29956, 32836, 37445, 41045, 74890, 82090, 149780, 164180, 61477201, 122954402, 245908804, 307386005, 614772010, 1229544020]

約数ペア:

[(1, 1229544020), (2, 614772010), (4, 307386005), (5, 245908804), (10, 122954402), (20, 61477201), (7489, 164180), (8209, 149780), (14978, 82090), (16418, 74890), (29956, 41045), (32836, 37445)]