42258420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{234769}}^1$

素因数の和:234784

約数の個数: 36

約数和(自身を含む): 128184420

約数和(自身を除く): 85926000

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 234769, 469538, 704307, 939076, 1173845, 1408614, 2112921, 2347690, 2817228, 3521535, 4225842, 4695380, 7043070, 8451684, 10564605, 14086140, 21129210, 42258420]

約数ペア:

[(1, 42258420), (2, 21129210), (3, 14086140), (4, 10564605), (5, 8451684), (6, 7043070), (9, 4695380), (10, 4225842), (12, 3521535), (15, 2817228), (18, 2347690), (20, 2112921), (30, 1408614), (36, 1173845), (45, 939076), (60, 704307), (90, 469538), (180, 234769)]