203065840

素因数分解:

$2^4\times 5^1\times {\mathrm{2538323}}^1$

素因数の和:2538336

約数の個数: 20

約数和(自身を含む): 472128264

約数和(自身を除く): 269062424

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2538323, 5076646, 10153292, 12691615, 20306584, 25383230, 40613168, 50766460, 101532920, 203065840]

約数ペア:

[(1, 203065840), (2, 101532920), (4, 50766460), (5, 40613168), (8, 25383230), (10, 20306584), (16, 12691615), (20, 10153292), (40, 5076646), (80, 2538323)]