89672020

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{235979}}^1$

素因数の和:236007

約数の個数: 24

約数和(自身を含む): 198223200

約数和(自身を除く): 108551180

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 235979, 471958, 943916, 1179895, 2359790, 4483601, 4719580, 8967202, 17934404, 22418005, 44836010, 89672020]

約数ペア:

[(1, 89672020), (2, 44836010), (4, 22418005), (5, 17934404), (10, 8967202), (19, 4719580), (20, 4483601), (38, 2359790), (76, 1179895), (95, 943916), (190, 471958), (380, 235979)]