201272420

素因数分解:

$2^2\times 5^1\times {\mathrm{613}}^1\times {\mathrm{16417}}^1$

素因数の和:17039

約数の個数: 24

約数和(自身を含む): 423387384

約数和(自身を除く): 222114964

約数列:

[1, 2, 4, 5, 10, 20, 613, 1226, 2452, 3065, 6130, 12260, 16417, 32834, 65668, 82085, 164170, 328340, 10063621, 20127242, 40254484, 50318105, 100636210, 201272420]

約数ペア:

[(1, 201272420), (2, 100636210), (4, 50318105), (5, 40254484), (10, 20127242), (20, 10063621), (613, 328340), (1226, 164170), (2452, 82085), (3065, 65668), (6130, 32834), (12260, 16417)]