13331420

素因数分解:

$2^2\times 5^1\times {\mathrm{239}}^1\times {\mathrm{2789}}^1$

素因数の和:3037

約数の個数: 24

約数和(自身を含む): 28123200

約数和(自身を除く): 14791780

約数列:

[1, 2, 4, 5, 10, 20, 239, 478, 956, 1195, 2390, 2789, 4780, 5578, 11156, 13945, 27890, 55780, 666571, 1333142, 2666284, 3332855, 6665710, 13331420]

約数ペア:

[(1, 13331420), (2, 6665710), (4, 3332855), (5, 2666284), (10, 1333142), (20, 666571), (239, 55780), (478, 27890), (956, 13945), (1195, 11156), (2390, 5578), (2789, 4780)]