11778320

素因数分解:

$2^4\times 5^1\times {\mathrm{147229}}^1$

素因数の和:147242

約数の個数: 20

約数和(自身を含む): 27384780

約数和(自身を除く): 15606460

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 147229, 294458, 588916, 736145, 1177832, 1472290, 2355664, 2944580, 5889160, 11778320]

約数ペア:

[(1, 11778320), (2, 5889160), (4, 2944580), (5, 2355664), (8, 1472290), (10, 1177832), (16, 736145), (20, 588916), (40, 294458), (80, 147229)]