203464288420

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{248127181}}^1$

素因数の和:248127231

約数の個数: 24

約数和(自身を含む): 437696349048

約数和(自身を除く): 234232060628

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 248127181, 496254362, 992508724, 1240635905, 2481271810, 4962543620, 10173214421, 20346428842, 40692857684, 50866072105, 101732144210, 203464288420]

約数ペア:

[(1, 203464288420), (2, 101732144210), (4, 50866072105), (5, 40692857684), (10, 20346428842), (20, 10173214421), (41, 4962543620), (82, 2481271810), (164, 1240635905), (205, 992508724), (410, 496254362), (820, 248127181)]