11554540

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{103}}^1$

素因数の和:262

約数の個数: 48

約数和(自身を含む): 25159680

約数和(自身を除く): 13605140

約数列:

[1, 2, 4, 5, 10, 20, 71, 79, 103, 142, 158, 206, 284, 316, 355, 395, 412, 515, 710, 790, 1030, 1420, 1580, 2060, 5609, 7313, 8137, 11218, 14626, 16274, 22436, 28045, 29252, 32548, 36565, 40685, 56090, 73130, 81370, 112180, 146260, 162740, 577727, 1155454, 2310908, 2888635, 5777270, 11554540]

約数ペア:

[(1, 11554540), (2, 5777270), (4, 2888635), (5, 2310908), (10, 1155454), (20, 577727), (71, 162740), (79, 146260), (103, 112180), (142, 81370), (158, 73130), (206, 56090), (284, 40685), (316, 36565), (355, 32548), (395, 29252), (412, 28045), (515, 22436), (710, 16274), (790, 14626), (1030, 11218), (1420, 8137), (1580, 7313), (2060, 5609)]