84749360

素因数分解:

$2^4\times 5^1\times {\mathrm{89}}^1\times {\mathrm{11903}}^1$

素因数の和:12005

約数の個数: 40

約数和(自身を含む): 199272960

約数和(自身を除く): 114523600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 89, 178, 356, 445, 712, 890, 1424, 1780, 3560, 7120, 11903, 23806, 47612, 59515, 95224, 119030, 190448, 238060, 476120, 952240, 1059367, 2118734, 4237468, 5296835, 8474936, 10593670, 16949872, 21187340, 42374680, 84749360]

約数ペア:

[(1, 84749360), (2, 42374680), (4, 21187340), (5, 16949872), (8, 10593670), (10, 8474936), (16, 5296835), (20, 4237468), (40, 2118734), (80, 1059367), (89, 952240), (178, 476120), (356, 238060), (445, 190448), (712, 119030), (890, 95224), (1424, 59515), (1780, 47612), (3560, 23806), (7120, 11903)]