2104897850

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^2\times {\mathrm{139}}^1\times {\mathrm{2503}}^1$

素因数の和:2676

約数の個数: 72

約数和(自身を含む): 4336076640

約数和(自身を除く): 2231178790

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 110, 121, 139, 242, 275, 278, 550, 605, 695, 1210, 1390, 1529, 2503, 3025, 3058, 3475, 5006, 6050, 6950, 7645, 12515, 15290, 16819, 25030, 27533, 33638, 38225, 55066, 62575, 76450, 84095, 125150, 137665, 168190, 275330, 302863, 347917, 420475, 605726, 688325, 695834, 840950, 1376650, 1514315, 1739585, 3028630, 3479170, 3827087, 7571575, 7654174, 8697925, 15143150, 17395850, 19135435, 38270870, 42097957, 84195914, 95677175, 191354350, 210489785, 420979570, 1052448925, 2104897850]

約数ペア:

[(1, 2104897850), (2, 1052448925), (5, 420979570), (10, 210489785), (11, 191354350), (22, 95677175), (25, 84195914), (50, 42097957), (55, 38270870), (110, 19135435), (121, 17395850), (139, 15143150), (242, 8697925), (275, 7654174), (278, 7571575), (550, 3827087), (605, 3479170), (695, 3028630), (1210, 1739585), (1390, 1514315), (1529, 1376650), (2503, 840950), (3025, 695834), (3058, 688325), (3475, 605726), (5006, 420475), (6050, 347917), (6950, 302863), (7645, 275330), (12515, 168190), (15290, 137665), (16819, 125150), (25030, 84095), (27533, 76450), (33638, 62575), (38225, 55066)]