28797580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{173}}^1$

素因数の和:259

約数の個数: 96

約数和(自身を含む): 73664640

約数和(自身を除く): 44867060

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 29, 35, 41, 58, 70, 82, 116, 140, 145, 164, 173, 203, 205, 287, 290, 346, 406, 410, 574, 580, 692, 812, 820, 865, 1015, 1148, 1189, 1211, 1435, 1730, 2030, 2378, 2422, 2870, 3460, 4060, 4756, 4844, 5017, 5740, 5945, 6055, 7093, 8323, 10034, 11890, 12110, 14186, 16646, 20068, 23780, 24220, 25085, 28372, 33292, 35119, 35465, 41615, 49651, 50170, 70238, 70930, 83230, 99302, 100340, 140476, 141860, 166460, 175595, 198604, 205697, 248255, 351190, 411394, 496510, 702380, 822788, 993020, 1028485, 1439879, 2056970, 2879758, 4113940, 5759516, 7199395, 14398790, 28797580]

約数ペア:

[(1, 28797580), (2, 14398790), (4, 7199395), (5, 5759516), (7, 4113940), (10, 2879758), (14, 2056970), (20, 1439879), (28, 1028485), (29, 993020), (35, 822788), (41, 702380), (58, 496510), (70, 411394), (82, 351190), (116, 248255), (140, 205697), (145, 198604), (164, 175595), (173, 166460), (203, 141860), (205, 140476), (287, 100340), (290, 99302), (346, 83230), (406, 70930), (410, 70238), (574, 50170), (580, 49651), (692, 41615), (812, 35465), (820, 35119), (865, 33292), (1015, 28372), (1148, 25085), (1189, 24220), (1211, 23780), (1435, 20068), (1730, 16646), (2030, 14186), (2378, 12110), (2422, 11890), (2870, 10034), (3460, 8323), (4060, 7093), (4756, 6055), (4844, 5945), (5017, 5740)]