20311530

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29437}}^1$

素因数の和:29470

約数の個数: 32

約数和(自身を含む): 50868864

約数和(自身を除く): 30557334

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 46, 69, 115, 138, 230, 345, 690, 29437, 58874, 88311, 147185, 176622, 294370, 441555, 677051, 883110, 1354102, 2031153, 3385255, 4062306, 6770510, 10155765, 20311530]

約数ペア:

[(1, 20311530), (2, 10155765), (3, 6770510), (5, 4062306), (6, 3385255), (10, 2031153), (15, 1354102), (23, 883110), (30, 677051), (46, 441555), (69, 294370), (115, 176622), (138, 147185), (230, 88311), (345, 58874), (690, 29437)]