84830420

素因数分解:

$2^2\times 5^1\times {\mathrm{4241521}}^1$

素因数の和:4241530

約数の個数: 12

約数和(自身を含む): 178143924

約数和(自身を除く): 93313504

約数列:

[1, 2, 4, 5, 10, 20, 4241521, 8483042, 16966084, 21207605, 42415210, 84830420]

約数ペア:

[(1, 84830420), (2, 42415210), (4, 21207605), (5, 16966084), (10, 8483042), (20, 4241521)]