28514620

素因数分解:

$2^2\times 5^1\times {\mathrm{271}}^1\times {\mathrm{5261}}^1$

素因数の和:5541

約数の個数: 24

約数和(自身を含む): 60113088

約数和(自身を除く): 31598468

約数列:

[1, 2, 4, 5, 10, 20, 271, 542, 1084, 1355, 2710, 5261, 5420, 10522, 21044, 26305, 52610, 105220, 1425731, 2851462, 5702924, 7128655, 14257310, 28514620]

約数ペア:

[(1, 28514620), (2, 14257310), (4, 7128655), (5, 5702924), (10, 2851462), (20, 1425731), (271, 105220), (542, 52610), (1084, 26305), (1355, 21044), (2710, 10522), (5261, 5420)]