11725980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{27919}}^1$

素因数の和:27938

約数の個数: 48

約数和(自身を含む): 37524480

約数和(自身を除く): 25798500

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 27919, 55838, 83757, 111676, 139595, 167514, 195433, 279190, 335028, 390866, 418785, 558380, 586299, 781732, 837570, 977165, 1172598, 1675140, 1954330, 2345196, 2931495, 3908660, 5862990, 11725980]

約数ペア:

[(1, 11725980), (2, 5862990), (3, 3908660), (4, 2931495), (5, 2345196), (6, 1954330), (7, 1675140), (10, 1172598), (12, 977165), (14, 837570), (15, 781732), (20, 586299), (21, 558380), (28, 418785), (30, 390866), (35, 335028), (42, 279190), (60, 195433), (70, 167514), (84, 139595), (105, 111676), (140, 83757), (210, 55838), (420, 27919)]