1625540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{683}}^1$

素因数の和:716

約数の個数: 48

約数和(自身を含む): 4136832

約数和(自身を除く): 2511292

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, 683, 1190, 1366, 2380, 2732, 3415, 4781, 6830, 9562, 11611, 13660, 19124, 23222, 23905, 46444, 47810, 58055, 81277, 95620, 116110, 162554, 232220, 325108, 406385, 812770, 1625540]

約数ペア:

[(1, 1625540), (2, 812770), (4, 406385), (5, 325108), (7, 232220), (10, 162554), (14, 116110), (17, 95620), (20, 81277), (28, 58055), (34, 47810), (35, 46444), (68, 23905), (70, 23222), (85, 19124), (119, 13660), (140, 11611), (170, 9562), (238, 6830), (340, 4781), (476, 3415), (595, 2732), (683, 2380), (1190, 1366)]