1234380

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{2939}}^1$

素因数の和:2958

約数の個数: 48

約数和(自身を含む): 3951360

約数和(自身を除く): 2716980

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, 2939, 5878, 8817, 11756, 14695, 17634, 20573, 29390, 35268, 41146, 44085, 58780, 61719, 82292, 88170, 102865, 123438, 176340, 205730, 246876, 308595, 411460, 617190, 1234380]

約数ペア:

[(1, 1234380), (2, 617190), (3, 411460), (4, 308595), (5, 246876), (6, 205730), (7, 176340), (10, 123438), (12, 102865), (14, 88170), (15, 82292), (20, 61719), (21, 58780), (28, 44085), (30, 41146), (35, 35268), (42, 29390), (60, 20573), (70, 17634), (84, 14695), (105, 11756), (140, 8817), (210, 5878), (420, 2939)]