7987740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{1987}}^1$

素因数の和:2066

約数の個数: 48

約数和(自身を含む): 22710912

約数和(自身を除く): 14723172

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 67, 134, 201, 268, 335, 402, 670, 804, 1005, 1340, 1987, 2010, 3974, 4020, 5961, 7948, 9935, 11922, 19870, 23844, 29805, 39740, 59610, 119220, 133129, 266258, 399387, 532516, 665645, 798774, 1331290, 1597548, 1996935, 2662580, 3993870, 7987740]

約数ペア:

[(1, 7987740), (2, 3993870), (3, 2662580), (4, 1996935), (5, 1597548), (6, 1331290), (10, 798774), (12, 665645), (15, 532516), (20, 399387), (30, 266258), (60, 133129), (67, 119220), (134, 59610), (201, 39740), (268, 29805), (335, 23844), (402, 19870), (670, 11922), (804, 9935), (1005, 7948), (1340, 5961), (1987, 4020), (2010, 3974)]