89036720

素因数分解:

$2^4\times 5^1\times {\mathrm{1112959}}^1$

素因数の和:1112972

約数の個数: 20

約数和(自身を含む): 207010560

約数和(自身を除く): 117973840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1112959, 2225918, 4451836, 5564795, 8903672, 11129590, 17807344, 22259180, 44518360, 89036720]

約数ペア:

[(1, 89036720), (2, 44518360), (4, 22259180), (5, 17807344), (8, 11129590), (10, 8903672), (16, 5564795), (20, 4451836), (40, 2225918), (80, 1112959)]