7849206740

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{251}}^1\times {\mathrm{21419}}^1$

素因数の和:21752

約数の個数: 48

約数和(自身を含む): 16776486720

約数和(自身を除く): 8927279980

約数列:

[1, 2, 4, 5, 10, 20, 73, 146, 251, 292, 365, 502, 730, 1004, 1255, 1460, 2510, 5020, 18323, 21419, 36646, 42838, 73292, 85676, 91615, 107095, 183230, 214190, 366460, 428380, 1563587, 3127174, 5376169, 6254348, 7817935, 10752338, 15635870, 21504676, 26880845, 31271740, 53761690, 107523380, 392460337, 784920674, 1569841348, 1962301685, 3924603370, 7849206740]

約数ペア:

[(1, 7849206740), (2, 3924603370), (4, 1962301685), (5, 1569841348), (10, 784920674), (20, 392460337), (73, 107523380), (146, 53761690), (251, 31271740), (292, 26880845), (365, 21504676), (502, 15635870), (730, 10752338), (1004, 7817935), (1255, 6254348), (1460, 5376169), (2510, 3127174), (5020, 1563587), (18323, 428380), (21419, 366460), (36646, 214190), (42838, 183230), (73292, 107095), (85676, 91615)]