356814860

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{271}}^1\times {\mathrm{1531}}^1$

素因数の和:1854

約数の個数: 48

約数和(自身を含む): 770068992

約数和(自身を除く): 413254132

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 271, 430, 542, 860, 1084, 1355, 1531, 2710, 3062, 5420, 6124, 7655, 11653, 15310, 23306, 30620, 46612, 58265, 65833, 116530, 131666, 233060, 263332, 329165, 414901, 658330, 829802, 1316660, 1659604, 2074505, 4149010, 8298020, 17840743, 35681486, 71362972, 89203715, 178407430, 356814860]

約数ペア:

[(1, 356814860), (2, 178407430), (4, 89203715), (5, 71362972), (10, 35681486), (20, 17840743), (43, 8298020), (86, 4149010), (172, 2074505), (215, 1659604), (271, 1316660), (430, 829802), (542, 658330), (860, 414901), (1084, 329165), (1355, 263332), (1531, 233060), (2710, 131666), (3062, 116530), (5420, 65833), (6124, 58265), (7655, 46612), (11653, 30620), (15310, 23306)]