1211702920

素因数分解:

$2^3\times 5^1\times {\mathrm{3637}}^1\times {\mathrm{8329}}^1$

素因数の和:11977

約数の個数: 32

約数和(自身を含む): 2727408600

約数和(自身を除く): 1515705680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 3637, 7274, 8329, 14548, 16658, 18185, 29096, 33316, 36370, 41645, 66632, 72740, 83290, 145480, 166580, 333160, 30292573, 60585146, 121170292, 151462865, 242340584, 302925730, 605851460, 1211702920]

約数ペア:

[(1, 1211702920), (2, 605851460), (4, 302925730), (5, 242340584), (8, 151462865), (10, 121170292), (20, 60585146), (40, 30292573), (3637, 333160), (7274, 166580), (8329, 145480), (14548, 83290), (16658, 72740), (18185, 66632), (29096, 41645), (33316, 36370)]