1330806020

素因数分解:

$2^2\times 5^1\times {\mathrm{223}}^1\times {\mathrm{229}}^1\times {\mathrm{1303}}^1$

素因数の和:1764

約数の個数: 48

約数和(自身を含む): 2821647360

約数和(自身を除く): 1490841340

約数列:

[1, 2, 4, 5, 10, 20, 223, 229, 446, 458, 892, 916, 1115, 1145, 1303, 2230, 2290, 2606, 4460, 4580, 5212, 6515, 13030, 26060, 51067, 102134, 204268, 255335, 290569, 298387, 510670, 581138, 596774, 1021340, 1162276, 1193548, 1452845, 1491935, 2905690, 2983870, 5811380, 5967740, 66540301, 133080602, 266161204, 332701505, 665403010, 1330806020]

約数ペア:

[(1, 1330806020), (2, 665403010), (4, 332701505), (5, 266161204), (10, 133080602), (20, 66540301), (223, 5967740), (229, 5811380), (446, 2983870), (458, 2905690), (892, 1491935), (916, 1452845), (1115, 1193548), (1145, 1162276), (1303, 1021340), (2230, 596774), (2290, 581138), (2606, 510670), (4460, 298387), (4580, 290569), (5212, 255335), (6515, 204268), (13030, 102134), (26060, 51067)]