15804740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{1429}}^1$

素因数の和:1524

約数の個数: 48

約数和(自身を含む): 38438400

約数和(自身を除く): 22633660

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 79, 140, 158, 316, 395, 553, 790, 1106, 1429, 1580, 2212, 2765, 2858, 5530, 5716, 7145, 10003, 11060, 14290, 20006, 28580, 40012, 50015, 100030, 112891, 200060, 225782, 451564, 564455, 790237, 1128910, 1580474, 2257820, 3160948, 3951185, 7902370, 15804740]

約数ペア:

[(1, 15804740), (2, 7902370), (4, 3951185), (5, 3160948), (7, 2257820), (10, 1580474), (14, 1128910), (20, 790237), (28, 564455), (35, 451564), (70, 225782), (79, 200060), (140, 112891), (158, 100030), (316, 50015), (395, 40012), (553, 28580), (790, 20006), (1106, 14290), (1429, 11060), (1580, 10003), (2212, 7145), (2765, 5716), (2858, 5530)]