812557860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{97429}}^1$

素因数の和:97580

約数の個数: 48

約数和(自身を含む): 2291553600

約数和(自身を除く): 1478995740

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 139, 278, 417, 556, 695, 834, 1390, 1668, 2085, 2780, 4170, 8340, 97429, 194858, 292287, 389716, 487145, 584574, 974290, 1169148, 1461435, 1948580, 2922870, 5845740, 13542631, 27085262, 40627893, 54170524, 67713155, 81255786, 135426310, 162511572, 203139465, 270852620, 406278930, 812557860]

約数ペア:

[(1, 812557860), (2, 406278930), (3, 270852620), (4, 203139465), (5, 162511572), (6, 135426310), (10, 81255786), (12, 67713155), (15, 54170524), (20, 40627893), (30, 27085262), (60, 13542631), (139, 5845740), (278, 2922870), (417, 1948580), (556, 1461435), (695, 1169148), (834, 974290), (1390, 584574), (1668, 487145), (2085, 389716), (2780, 292287), (4170, 194858), (8340, 97429)]