30797620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{219983}}^1$

素因数の和:219999

約数の個数: 24

約数和(自身を含む): 73914624

約数和(自身を除く): 43117004

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 219983, 439966, 879932, 1099915, 1539881, 2199830, 3079762, 4399660, 6159524, 7699405, 15398810, 30797620]

約数ペア:

[(1, 30797620), (2, 15398810), (4, 7699405), (5, 6159524), (7, 4399660), (10, 3079762), (14, 2199830), (20, 1539881), (28, 1099915), (35, 879932), (70, 439966), (140, 219983)]