285940

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^2$

素因数の和:84

約数の個数: 36

約数和(自身を含む): 658476

約数和(自身を除く): 372536

約数列:

[1, 2, 4, 5, 10, 17, 20, 29, 34, 58, 68, 85, 116, 145, 170, 290, 340, 493, 580, 841, 986, 1682, 1972, 2465, 3364, 4205, 4930, 8410, 9860, 14297, 16820, 28594, 57188, 71485, 142970, 285940]

約数ペア:

[(1, 285940), (2, 142970), (4, 71485), (5, 57188), (10, 28594), (17, 16820), (20, 14297), (29, 9860), (34, 8410), (58, 4930), (68, 4205), (85, 3364), (116, 2465), (145, 1972), (170, 1682), (290, 986), (340, 841), (493, 580)]