8380420

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{14449}}^1$

素因数の和:14487

約数の個数: 24

約数和(自身を含む): 18207000

約数和(自身を除く): 9826580

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 14449, 28898, 57796, 72245, 144490, 288980, 419021, 838042, 1676084, 2095105, 4190210, 8380420]

約数ペア:

[(1, 8380420), (2, 4190210), (4, 2095105), (5, 1676084), (10, 838042), (20, 419021), (29, 288980), (58, 144490), (116, 72245), (145, 57796), (290, 28898), (580, 14449)]