13540040

素因数分解:

$2^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{4637}}^1$

素因数の和:4721

約数の個数: 32

約数和(自身を含む): 30889080

約数和(自身を除く): 17349040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 73, 146, 292, 365, 584, 730, 1460, 2920, 4637, 9274, 18548, 23185, 37096, 46370, 92740, 185480, 338501, 677002, 1354004, 1692505, 2708008, 3385010, 6770020, 13540040]

約数ペア:

[(1, 13540040), (2, 6770020), (4, 3385010), (5, 2708008), (8, 1692505), (10, 1354004), (20, 677002), (40, 338501), (73, 185480), (146, 92740), (292, 46370), (365, 37096), (584, 23185), (730, 18548), (1460, 9274), (2920, 4637)]