45398420

素因数分解:

$2^2\times 5^1\times {\mathrm{181}}^1\times {\mathrm{12541}}^1$

素因数の和:12731

約数の個数: 24

約数和(自身を含む): 95871048

約数和(自身を除く): 50472628

約数列:

[1, 2, 4, 5, 10, 20, 181, 362, 724, 905, 1810, 3620, 12541, 25082, 50164, 62705, 125410, 250820, 2269921, 4539842, 9079684, 11349605, 22699210, 45398420]

約数ペア:

[(1, 45398420), (2, 22699210), (4, 11349605), (5, 9079684), (10, 4539842), (20, 2269921), (181, 250820), (362, 125410), (724, 62705), (905, 50164), (1810, 25082), (3620, 12541)]