15424780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{6481}}^1$

素因数の和:6514

約数の個数: 48

約数和(自身を含む): 39203136

約数和(自身を除く): 23778356

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 68, 70, 85, 119, 140, 170, 238, 340, 476, 595, 1190, 2380, 6481, 12962, 25924, 32405, 45367, 64810, 90734, 110177, 129620, 181468, 220354, 226835, 440708, 453670, 550885, 771239, 907340, 1101770, 1542478, 2203540, 3084956, 3856195, 7712390, 15424780]

約数ペア:

[(1, 15424780), (2, 7712390), (4, 3856195), (5, 3084956), (7, 2203540), (10, 1542478), (14, 1101770), (17, 907340), (20, 771239), (28, 550885), (34, 453670), (35, 440708), (68, 226835), (70, 220354), (85, 181468), (119, 129620), (140, 110177), (170, 90734), (238, 64810), (340, 45367), (476, 32405), (595, 25924), (1190, 12962), (2380, 6481)]