26641720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{193}}^1$

素因数の和:257

約数の個数: 128

約数和(自身を含む): 75427200

約数和(自身を除く): 48785480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 20, 28, 29, 34, 35, 40, 56, 58, 68, 70, 85, 116, 119, 136, 140, 145, 170, 193, 203, 232, 238, 280, 290, 340, 386, 406, 476, 493, 580, 595, 680, 772, 812, 952, 965, 986, 1015, 1160, 1190, 1351, 1544, 1624, 1930, 1972, 2030, 2380, 2465, 2702, 3281, 3451, 3860, 3944, 4060, 4760, 4930, 5404, 5597, 6562, 6755, 6902, 7720, 8120, 9860, 10808, 11194, 13124, 13510, 13804, 16405, 17255, 19720, 22388, 22967, 26248, 27020, 27608, 27985, 32810, 34510, 39179, 44776, 45934, 54040, 55970, 65620, 69020, 78358, 91868, 95149, 111940, 114835, 131240, 138040, 156716, 183736, 190298, 195895, 223880, 229670, 313432, 380596, 391790, 459340, 475745, 666043, 761192, 783580, 918680, 951490, 1332086, 1567160, 1902980, 2664172, 3330215, 3805960, 5328344, 6660430, 13320860, 26641720]

約数ペア:

[(1, 26641720), (2, 13320860), (4, 6660430), (5, 5328344), (7, 3805960), (8, 3330215), (10, 2664172), (14, 1902980), (17, 1567160), (20, 1332086), (28, 951490), (29, 918680), (34, 783580), (35, 761192), (40, 666043), (56, 475745), (58, 459340), (68, 391790), (70, 380596), (85, 313432), (116, 229670), (119, 223880), (136, 195895), (140, 190298), (145, 183736), (170, 156716), (193, 138040), (203, 131240), (232, 114835), (238, 111940), (280, 95149), (290, 91868), (340, 78358), (386, 69020), (406, 65620), (476, 55970), (493, 54040), (580, 45934), (595, 44776), (680, 39179), (772, 34510), (812, 32810), (952, 27985), (965, 27608), (986, 27020), (1015, 26248), (1160, 22967), (1190, 22388), (1351, 19720), (1544, 17255), (1624, 16405), (1930, 13804), (1972, 13510), (2030, 13124), (2380, 11194), (2465, 10808), (2702, 9860), (3281, 8120), (3451, 7720), (3860, 6902), (3944, 6755), (4060, 6562), (4760, 5597), (4930, 5404)]