4904780

素因数分解:

$2^2\times 5^1\times {\mathrm{431}}^1\times {\mathrm{569}}^1$

素因数の和:1009

約数の個数: 24

約数和(自身を含む): 10342080

約数和(自身を除く): 5437300

約数列:

[1, 2, 4, 5, 10, 20, 431, 569, 862, 1138, 1724, 2155, 2276, 2845, 4310, 5690, 8620, 11380, 245239, 490478, 980956, 1226195, 2452390, 4904780]

約数ペア:

[(1, 4904780), (2, 2452390), (4, 1226195), (5, 980956), (10, 490478), (20, 245239), (431, 11380), (569, 8620), (862, 5690), (1138, 4310), (1724, 2845), (2155, 2276)]