2113860

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{719}}^1$

素因数の和:745

約数の個数: 72

約数和(自身を含む): 6894720

約数和(自身を除く): 4780860

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 719, 735, 980, 1438, 1470, 2157, 2876, 2940, 3595, 4314, 5033, 7190, 8628, 10066, 10785, 14380, 15099, 20132, 21570, 25165, 30198, 35231, 43140, 50330, 60396, 70462, 75495, 100660, 105693, 140924, 150990, 176155, 211386, 301980, 352310, 422772, 528465, 704620, 1056930, 2113860]

約数ペア:

[(1, 2113860), (2, 1056930), (3, 704620), (4, 528465), (5, 422772), (6, 352310), (7, 301980), (10, 211386), (12, 176155), (14, 150990), (15, 140924), (20, 105693), (21, 100660), (28, 75495), (30, 70462), (35, 60396), (42, 50330), (49, 43140), (60, 35231), (70, 30198), (84, 25165), (98, 21570), (105, 20132), (140, 15099), (147, 14380), (196, 10785), (210, 10066), (245, 8628), (294, 7190), (420, 5033), (490, 4314), (588, 3595), (719, 2940), (735, 2876), (980, 2157), (1438, 1470)]