284290880

素因数分解:

$2^6\times 5^1\times {\mathrm{888409}}^1$

素因数の和:888426

約数の個数: 28

約数和(自身を含む): 676968420

約数和(自身を除く): 392677540

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 888409, 1776818, 3553636, 4442045, 7107272, 8884090, 14214544, 17768180, 28429088, 35536360, 56858176, 71072720, 142145440, 284290880]

約数ペア:

[(1, 284290880), (2, 142145440), (4, 71072720), (5, 56858176), (8, 35536360), (10, 28429088), (16, 17768180), (20, 14214544), (32, 8884090), (40, 7107272), (64, 4442045), (80, 3553636), (160, 1776818), (320, 888409)]