855019160

素因数分解:

$2^3\times 5^1\times {\mathrm{67}}^1\times {\mathrm{319037}}^1$

素因数の和:319115

約数の個数: 32

約数和(自身を含む): 1952512560

約数和(自身を除く): 1097493400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 67, 134, 268, 335, 536, 670, 1340, 2680, 319037, 638074, 1276148, 1595185, 2552296, 3190370, 6380740, 12761480, 21375479, 42750958, 85501916, 106877395, 171003832, 213754790, 427509580, 855019160]

約数ペア:

[(1, 855019160), (2, 427509580), (4, 213754790), (5, 171003832), (8, 106877395), (10, 85501916), (20, 42750958), (40, 21375479), (67, 12761480), (134, 6380740), (268, 3190370), (335, 2552296), (536, 1595185), (670, 1276148), (1340, 638074), (2680, 319037)]