9729740

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1\times {\mathrm{137}}^1$

素因数の和:266

約数の個数: 48

約数和(自身を含む): 21282912

約数和(自身を除く): 11553172

約数列:

[1, 2, 4, 5, 10, 20, 53, 67, 106, 134, 137, 212, 265, 268, 274, 335, 530, 548, 670, 685, 1060, 1340, 1370, 2740, 3551, 7102, 7261, 9179, 14204, 14522, 17755, 18358, 29044, 35510, 36305, 36716, 45895, 71020, 72610, 91790, 145220, 183580, 486487, 972974, 1945948, 2432435, 4864870, 9729740]

約数ペア:

[(1, 9729740), (2, 4864870), (4, 2432435), (5, 1945948), (10, 972974), (20, 486487), (53, 183580), (67, 145220), (106, 91790), (134, 72610), (137, 71020), (212, 45895), (265, 36716), (268, 36305), (274, 35510), (335, 29044), (530, 18358), (548, 17755), (670, 14522), (685, 14204), (1060, 9179), (1340, 7261), (1370, 7102), (2740, 3551)]