201729560

素因数分解:

$2^3\times 5^1\times {\mathrm{5043239}}^1$

素因数の和:5043250

約数の個数: 16

約数和(自身を含む): 453891600

約数和(自身を除く): 252162040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 5043239, 10086478, 20172956, 25216195, 40345912, 50432390, 100864780, 201729560]

約数ペア:

[(1, 201729560), (2, 100864780), (4, 50432390), (5, 40345912), (8, 25216195), (10, 20172956), (20, 10086478), (40, 5043239)]