227420620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{811}}^1\times {\mathrm{2003}}^1$

素因数の和:2830

約数の個数: 48

約数和(自身を含む): 546755328

約数和(自身を除く): 319334708

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 811, 1622, 2003, 3244, 4006, 4055, 5677, 8012, 8110, 10015, 11354, 14021, 16220, 20030, 22708, 28042, 28385, 40060, 56084, 56770, 70105, 113540, 140210, 280420, 1624433, 3248866, 6497732, 8122165, 11371031, 16244330, 22742062, 32488660, 45484124, 56855155, 113710310, 227420620]

約数ペア:

[(1, 227420620), (2, 113710310), (4, 56855155), (5, 45484124), (7, 32488660), (10, 22742062), (14, 16244330), (20, 11371031), (28, 8122165), (35, 6497732), (70, 3248866), (140, 1624433), (811, 280420), (1622, 140210), (2003, 113540), (3244, 70105), (4006, 56770), (4055, 56084), (5677, 40060), (8012, 28385), (8110, 28042), (10015, 22708), (11354, 20030), (14021, 16220)]