1328090690

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{162557}}^1$

素因数の和:162626

約数の個数: 32

約数和(自身を含む): 2574918720

約数和(自身を除く): 1246828030

約数列:

[1, 2, 5, 10, 19, 38, 43, 86, 95, 190, 215, 430, 817, 1634, 4085, 8170, 162557, 325114, 812785, 1625570, 3088583, 6177166, 6989951, 13979902, 15442915, 30885830, 34949755, 69899510, 132809069, 265618138, 664045345, 1328090690]

約数ペア:

[(1, 1328090690), (2, 664045345), (5, 265618138), (10, 132809069), (19, 69899510), (38, 34949755), (43, 30885830), (86, 15442915), (95, 13979902), (190, 6989951), (215, 6177166), (430, 3088583), (817, 1625570), (1634, 812785), (4085, 325114), (8170, 162557)]