2020167970

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{383}}^1$

素因数の和:520

約数の個数: 128

約数和(自身を含む): 4299816960

約数和(自身を除く): 2279648990

約数列:

[1, 2, 5, 10, 17, 19, 23, 34, 38, 46, 71, 85, 95, 115, 142, 170, 190, 230, 323, 355, 383, 391, 437, 646, 710, 766, 782, 874, 1207, 1349, 1615, 1633, 1915, 1955, 2185, 2414, 2698, 3230, 3266, 3830, 3910, 4370, 6035, 6511, 6745, 7277, 7429, 8165, 8809, 12070, 13022, 13490, 14554, 14858, 16330, 17618, 22933, 27193, 27761, 31027, 32555, 36385, 37145, 44045, 45866, 54386, 55522, 62054, 65110, 72770, 74290, 88090, 114665, 123709, 135965, 138805, 149753, 155135, 167371, 229330, 247418, 271930, 277610, 299506, 310270, 334742, 462281, 516667, 527459, 618545, 625439, 748765, 836855, 924562, 1033334, 1054918, 1237090, 1250878, 1497530, 1673710, 2311405, 2583335, 2637295, 2845307, 3127195, 4622810, 5166670, 5274590, 5690614, 6254390, 8783339, 10632463, 11883341, 14226535, 17566678, 21264926, 23766682, 28453070, 43916695, 53162315, 59416705, 87833390, 106324630, 118833410, 202016797, 404033594, 1010083985, 2020167970]

約数ペア:

[(1, 2020167970), (2, 1010083985), (5, 404033594), (10, 202016797), (17, 118833410), (19, 106324630), (23, 87833390), (34, 59416705), (38, 53162315), (46, 43916695), (71, 28453070), (85, 23766682), (95, 21264926), (115, 17566678), (142, 14226535), (170, 11883341), (190, 10632463), (230, 8783339), (323, 6254390), (355, 5690614), (383, 5274590), (391, 5166670), (437, 4622810), (646, 3127195), (710, 2845307), (766, 2637295), (782, 2583335), (874, 2311405), (1207, 1673710), (1349, 1497530), (1615, 1250878), (1633, 1237090), (1915, 1054918), (1955, 1033334), (2185, 924562), (2414, 836855), (2698, 748765), (3230, 625439), (3266, 618545), (3830, 527459), (3910, 516667), (4370, 462281), (6035, 334742), (6511, 310270), (6745, 299506), (7277, 277610), (7429, 271930), (8165, 247418), (8809, 229330), (12070, 167371), (13022, 155135), (13490, 149753), (14554, 138805), (14858, 135965), (16330, 123709), (17618, 114665), (22933, 88090), (27193, 74290), (27761, 72770), (31027, 65110), (32555, 62054), (36385, 55522), (37145, 54386), (44045, 45866)]