28848140

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{19759}}^1$

素因数の和:19841

約数の個数: 24

約数和(自身を含む): 61414080

約数和(自身を除く): 32565940

約数列:

[1, 2, 4, 5, 10, 20, 73, 146, 292, 365, 730, 1460, 19759, 39518, 79036, 98795, 197590, 395180, 1442407, 2884814, 5769628, 7212035, 14424070, 28848140]

約数ペア:

[(1, 28848140), (2, 14424070), (4, 7212035), (5, 5769628), (10, 2884814), (20, 1442407), (73, 395180), (146, 197590), (292, 98795), (365, 79036), (730, 39518), (1460, 19759)]