7942760

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1493}}^1$

素因数の和:1530

約数の個数: 64

約数和(自身を含む): 21513600

約数和(自身を除く): 13570840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 28, 35, 38, 40, 56, 70, 76, 95, 133, 140, 152, 190, 266, 280, 380, 532, 665, 760, 1064, 1330, 1493, 2660, 2986, 5320, 5972, 7465, 10451, 11944, 14930, 20902, 28367, 29860, 41804, 52255, 56734, 59720, 83608, 104510, 113468, 141835, 198569, 209020, 226936, 283670, 397138, 418040, 567340, 794276, 992845, 1134680, 1588552, 1985690, 3971380, 7942760]

約数ペア:

[(1, 7942760), (2, 3971380), (4, 1985690), (5, 1588552), (7, 1134680), (8, 992845), (10, 794276), (14, 567340), (19, 418040), (20, 397138), (28, 283670), (35, 226936), (38, 209020), (40, 198569), (56, 141835), (70, 113468), (76, 104510), (95, 83608), (133, 59720), (140, 56734), (152, 52255), (190, 41804), (266, 29860), (280, 28367), (380, 20902), (532, 14930), (665, 11944), (760, 10451), (1064, 7465), (1330, 5972), (1493, 5320), (2660, 2986)]