203305840

素因数分解:

$2^4\times 5^1\times {\mathrm{2541323}}^1$

素因数の和:2541336

約数の個数: 20

約数和(自身を含む): 472686264

約数和(自身を除く): 269380424

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2541323, 5082646, 10165292, 12706615, 20330584, 25413230, 40661168, 50826460, 101652920, 203305840]

約数ペア:

[(1, 203305840), (2, 101652920), (4, 50826460), (5, 40661168), (8, 25413230), (10, 20330584), (16, 12706615), (20, 10165292), (40, 5082646), (80, 2541323)]