8247890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{239}}^1$

素因数の和:299

約数の個数: 64

約数和(自身を含む): 18662400

約数和(自身を除く): 10414510

約数列:

[1, 2, 5, 7, 10, 14, 17, 29, 34, 35, 58, 70, 85, 119, 145, 170, 203, 238, 239, 290, 406, 478, 493, 595, 986, 1015, 1190, 1195, 1673, 2030, 2390, 2465, 3346, 3451, 4063, 4930, 6902, 6931, 8126, 8365, 13862, 16730, 17255, 20315, 28441, 34510, 34655, 40630, 48517, 56882, 69310, 97034, 117827, 142205, 235654, 242585, 284410, 485170, 589135, 824789, 1178270, 1649578, 4123945, 8247890]

約数ペア:

[(1, 8247890), (2, 4123945), (5, 1649578), (7, 1178270), (10, 824789), (14, 589135), (17, 485170), (29, 284410), (34, 242585), (35, 235654), (58, 142205), (70, 117827), (85, 97034), (119, 69310), (145, 56882), (170, 48517), (203, 40630), (238, 34655), (239, 34510), (290, 28441), (406, 20315), (478, 17255), (493, 16730), (595, 13862), (986, 8365), (1015, 8126), (1190, 6931), (1195, 6902), (1673, 4930), (2030, 4063), (2390, 3451), (2465, 3346)]