890753420

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{461}}^1\times {\mathrm{5683}}^1$

素因数の和:6170

約数の個数: 48

約数和(自身を含む): 1985262048

約数和(自身を除く): 1094508628

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 461, 922, 1844, 2305, 4610, 5683, 7837, 9220, 11366, 15674, 22732, 28415, 31348, 39185, 56830, 78370, 96611, 113660, 156740, 193222, 386444, 483055, 966110, 1932220, 2619863, 5239726, 10479452, 13099315, 26198630, 44537671, 52397260, 89075342, 178150684, 222688355, 445376710, 890753420]

約数ペア:

[(1, 890753420), (2, 445376710), (4, 222688355), (5, 178150684), (10, 89075342), (17, 52397260), (20, 44537671), (34, 26198630), (68, 13099315), (85, 10479452), (170, 5239726), (340, 2619863), (461, 1932220), (922, 966110), (1844, 483055), (2305, 386444), (4610, 193222), (5683, 156740), (7837, 113660), (9220, 96611), (11366, 78370), (15674, 56830), (22732, 39185), (28415, 31348)]