20178420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{336307}}^1$

素因数の和:336319

約数の個数: 24

約数和(自身を含む): 56499744

約数和(自身を除く): 36321324

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 336307, 672614, 1008921, 1345228, 1681535, 2017842, 3363070, 4035684, 5044605, 6726140, 10089210, 20178420]

約数ペア:

[(1, 20178420), (2, 10089210), (3, 6726140), (4, 5044605), (5, 4035684), (6, 3363070), (10, 2017842), (12, 1681535), (15, 1345228), (20, 1008921), (30, 672614), (60, 336307)]