2220790825

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{211}}^1\times {\mathrm{38273}}^1$

素因数の和:38505

約数の個数: 24

約数和(自身を含む): 3018440736

約数和(自身を除く): 797649911

約数列:

[1, 5, 11, 25, 55, 211, 275, 1055, 2321, 5275, 11605, 38273, 58025, 191365, 421003, 956825, 2105015, 8075603, 10525075, 40378015, 88831633, 201890075, 444158165, 2220790825]

約数ペア:

[(1, 2220790825), (5, 444158165), (11, 201890075), (25, 88831633), (55, 40378015), (211, 10525075), (275, 8075603), (1055, 2105015), (2321, 956825), (5275, 421003), (11605, 191365), (38273, 58025)]