88404020

素因数分解:

$2^2\times 5^1\times {\mathrm{181}}^1\times {\mathrm{24421}}^1$

素因数の和:24611

約数の個数: 24

約数和(自身を含む): 186681768

約数和(自身を除く): 98277748

約数列:

[1, 2, 4, 5, 10, 20, 181, 362, 724, 905, 1810, 3620, 24421, 48842, 97684, 122105, 244210, 488420, 4420201, 8840402, 17680804, 22101005, 44202010, 88404020]

約数ペア:

[(1, 88404020), (2, 44202010), (4, 22101005), (5, 17680804), (10, 8840402), (20, 4420201), (181, 488420), (362, 244210), (724, 122105), (905, 97684), (1810, 48842), (3620, 24421)]