8997380

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{9181}}^1$

素因数の和:9204

約数の個数: 36

約数和(自身を含む): 21981708

約数和(自身を除く): 12984328

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 9181, 18362, 36724, 45905, 64267, 91810, 128534, 183620, 257068, 321335, 449869, 642670, 899738, 1285340, 1799476, 2249345, 4498690, 8997380]

約数ペア:

[(1, 8997380), (2, 4498690), (4, 2249345), (5, 1799476), (7, 1285340), (10, 899738), (14, 642670), (20, 449869), (28, 321335), (35, 257068), (49, 183620), (70, 128534), (98, 91810), (140, 64267), (196, 45905), (245, 36724), (490, 18362), (980, 9181)]