2017123220

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{853}}^1$

素因数の和:1022

約数の個数: 144

約数和(自身を含む): 5233858560

約数和(自身を除く): 3216735340

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 49, 70, 76, 95, 98, 127, 133, 140, 190, 196, 245, 254, 266, 380, 490, 508, 532, 635, 665, 853, 889, 931, 980, 1270, 1330, 1706, 1778, 1862, 2413, 2540, 2660, 3412, 3556, 3724, 4265, 4445, 4655, 4826, 5971, 6223, 8530, 8890, 9310, 9652, 11942, 12065, 12446, 16207, 16891, 17060, 17780, 18620, 23884, 24130, 24892, 29855, 31115, 32414, 33782, 41797, 48260, 59710, 62230, 64828, 67564, 81035, 83594, 84455, 108331, 113449, 118237, 119420, 124460, 162070, 167188, 168910, 208985, 216662, 226898, 236474, 324140, 337820, 417970, 433324, 453796, 472948, 541655, 567245, 591185, 758317, 794143, 835940, 1083310, 1134490, 1182370, 1516634, 1588286, 2058289, 2166620, 2268980, 2364740, 3033268, 3176572, 3791585, 3970715, 4116578, 5308219, 7583170, 7941430, 8233156, 10291445, 10616438, 14408023, 15166340, 15882860, 20582890, 21232876, 26541095, 28816046, 41165780, 53082190, 57632092, 72040115, 100856161, 106164380, 144080230, 201712322, 288160460, 403424644, 504280805, 1008561610, 2017123220]

約数ペア:

[(1, 2017123220), (2, 1008561610), (4, 504280805), (5, 403424644), (7, 288160460), (10, 201712322), (14, 144080230), (19, 106164380), (20, 100856161), (28, 72040115), (35, 57632092), (38, 53082190), (49, 41165780), (70, 28816046), (76, 26541095), (95, 21232876), (98, 20582890), (127, 15882860), (133, 15166340), (140, 14408023), (190, 10616438), (196, 10291445), (245, 8233156), (254, 7941430), (266, 7583170), (380, 5308219), (490, 4116578), (508, 3970715), (532, 3791585), (635, 3176572), (665, 3033268), (853, 2364740), (889, 2268980), (931, 2166620), (980, 2058289), (1270, 1588286), (1330, 1516634), (1706, 1182370), (1778, 1134490), (1862, 1083310), (2413, 835940), (2540, 794143), (2660, 758317), (3412, 591185), (3556, 567245), (3724, 541655), (4265, 472948), (4445, 453796), (4655, 433324), (4826, 417970), (5971, 337820), (6223, 324140), (8530, 236474), (8890, 226898), (9310, 216662), (9652, 208985), (11942, 168910), (12065, 167188), (12446, 162070), (16207, 124460), (16891, 119420), (17060, 118237), (17780, 113449), (18620, 108331), (23884, 84455), (24130, 83594), (24892, 81035), (29855, 67564), (31115, 64828), (32414, 62230), (33782, 59710), (41797, 48260)]