3983440

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{101}}^1$

素因数の和:160

約数の個数: 80

約数和(自身を含む): 10244880

約数和(自身を除く): 6261440

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 29, 34, 40, 58, 68, 80, 85, 101, 116, 136, 145, 170, 202, 232, 272, 290, 340, 404, 464, 493, 505, 580, 680, 808, 986, 1010, 1160, 1360, 1616, 1717, 1972, 2020, 2320, 2465, 2929, 3434, 3944, 4040, 4930, 5858, 6868, 7888, 8080, 8585, 9860, 11716, 13736, 14645, 17170, 19720, 23432, 27472, 29290, 34340, 39440, 46864, 49793, 58580, 68680, 99586, 117160, 137360, 199172, 234320, 248965, 398344, 497930, 796688, 995860, 1991720, 3983440]

約数ペア:

[(1, 3983440), (2, 1991720), (4, 995860), (5, 796688), (8, 497930), (10, 398344), (16, 248965), (17, 234320), (20, 199172), (29, 137360), (34, 117160), (40, 99586), (58, 68680), (68, 58580), (80, 49793), (85, 46864), (101, 39440), (116, 34340), (136, 29290), (145, 27472), (170, 23432), (202, 19720), (232, 17170), (272, 14645), (290, 13736), (340, 11716), (404, 9860), (464, 8585), (493, 8080), (505, 7888), (580, 6868), (680, 5858), (808, 4930), (986, 4040), (1010, 3944), (1160, 3434), (1360, 2929), (1616, 2465), (1717, 2320), (1972, 2020)]