20040510

素因数分解:

$2^1\times 3^1\times 5^1\times 7^2\times {\mathrm{13633}}^1$

素因数の和:13657

約数の個数: 48

約数和(自身を含む): 55953936

約数和(自身を除く): 35913426

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 49, 70, 98, 105, 147, 210, 245, 294, 490, 735, 1470, 13633, 27266, 40899, 68165, 81798, 95431, 136330, 190862, 204495, 286293, 408990, 477155, 572586, 668017, 954310, 1336034, 1431465, 2004051, 2862930, 3340085, 4008102, 6680170, 10020255, 20040510]

約数ペア:

[(1, 20040510), (2, 10020255), (3, 6680170), (5, 4008102), (6, 3340085), (7, 2862930), (10, 2004051), (14, 1431465), (15, 1336034), (21, 954310), (30, 668017), (35, 572586), (42, 477155), (49, 408990), (70, 286293), (98, 204495), (105, 190862), (147, 136330), (210, 95431), (245, 81798), (294, 68165), (490, 40899), (735, 27266), (1470, 13633)]