89238420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{495769}}^1$

素因数の和:495784

約数の個数: 36

約数和(自身を含む): 270690420

約数和(自身を除く): 181452000

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 495769, 991538, 1487307, 1983076, 2478845, 2974614, 4461921, 4957690, 5949228, 7436535, 8923842, 9915380, 14873070, 17847684, 22309605, 29746140, 44619210, 89238420]

約数ペア:

[(1, 89238420), (2, 44619210), (3, 29746140), (4, 22309605), (5, 17847684), (6, 14873070), (9, 9915380), (10, 8923842), (12, 7436535), (15, 5949228), (18, 4957690), (20, 4461921), (30, 2974614), (36, 2478845), (45, 1983076), (60, 1487307), (90, 991538), (180, 495769)]