842394440

素因数分解:

$2^3\times 5^1\times {\mathrm{3581}}^1\times {\mathrm{5881}}^1$

素因数の和:9473

約数の個数: 32

約数和(自身を含む): 1896239160

約数和(自身を除く): 1053844720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 3581, 5881, 7162, 11762, 14324, 17905, 23524, 28648, 29405, 35810, 47048, 58810, 71620, 117620, 143240, 235240, 21059861, 42119722, 84239444, 105299305, 168478888, 210598610, 421197220, 842394440]

約数ペア:

[(1, 842394440), (2, 421197220), (4, 210598610), (5, 168478888), (8, 105299305), (10, 84239444), (20, 42119722), (40, 21059861), (3581, 235240), (5881, 143240), (7162, 117620), (11762, 71620), (14324, 58810), (17905, 47048), (23524, 35810), (28648, 29405)]