15467967740

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{227671}}^1$

素因数の和:227802

約数の個数: 48

約数和(自身を含む): 33659028480

約数和(自身を除く): 18191060740

約数列:

[1, 2, 4, 5, 10, 20, 43, 79, 86, 158, 172, 215, 316, 395, 430, 790, 860, 1580, 3397, 6794, 13588, 16985, 33970, 67940, 227671, 455342, 910684, 1138355, 2276710, 4553420, 9789853, 17986009, 19579706, 35972018, 39159412, 48949265, 71944036, 89930045, 97898530, 179860090, 195797060, 359720180, 773398387, 1546796774, 3093593548, 3866991935, 7733983870, 15467967740]

約数ペア:

[(1, 15467967740), (2, 7733983870), (4, 3866991935), (5, 3093593548), (10, 1546796774), (20, 773398387), (43, 359720180), (79, 195797060), (86, 179860090), (158, 97898530), (172, 89930045), (215, 71944036), (316, 48949265), (395, 39159412), (430, 35972018), (790, 19579706), (860, 17986009), (1580, 9789853), (3397, 4553420), (6794, 2276710), (13588, 1138355), (16985, 910684), (33970, 455342), (67940, 227671)]