6645640

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{337}}^1$

素因数の和:394

約数の個数: 64

約数和(自身を含む): 16426800

約数和(自身を除く): 9781160

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 29, 34, 40, 58, 68, 85, 116, 136, 145, 170, 232, 290, 337, 340, 493, 580, 674, 680, 986, 1160, 1348, 1685, 1972, 2465, 2696, 3370, 3944, 4930, 5729, 6740, 9773, 9860, 11458, 13480, 19546, 19720, 22916, 28645, 39092, 45832, 48865, 57290, 78184, 97730, 114580, 166141, 195460, 229160, 332282, 390920, 664564, 830705, 1329128, 1661410, 3322820, 6645640]

約数ペア:

[(1, 6645640), (2, 3322820), (4, 1661410), (5, 1329128), (8, 830705), (10, 664564), (17, 390920), (20, 332282), (29, 229160), (34, 195460), (40, 166141), (58, 114580), (68, 97730), (85, 78184), (116, 57290), (136, 48865), (145, 45832), (170, 39092), (232, 28645), (290, 22916), (337, 19720), (340, 19546), (493, 13480), (580, 11458), (674, 9860), (680, 9773), (986, 6740), (1160, 5729), (1348, 4930), (1685, 3944), (1972, 3370), (2465, 2696)]