1212857590

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{383}}^1\times {\mathrm{2381}}^1$

素因数の和:2797

約数の個数: 64

約数和(自身を含む): 2634301440

約数和(自身を除く): 1421443850

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 38, 70, 95, 133, 190, 266, 383, 665, 766, 1330, 1915, 2381, 2681, 3830, 4762, 5362, 7277, 11905, 13405, 14554, 16667, 23810, 26810, 33334, 36385, 45239, 50939, 72770, 83335, 90478, 101878, 166670, 226195, 254695, 316673, 452390, 509390, 633346, 911923, 1583365, 1823846, 3166730, 4559615, 6383461, 9119230, 12766922, 17326537, 31917305, 34653074, 63834610, 86632685, 121285759, 173265370, 242571518, 606428795, 1212857590]

約数ペア:

[(1, 1212857590), (2, 606428795), (5, 242571518), (7, 173265370), (10, 121285759), (14, 86632685), (19, 63834610), (35, 34653074), (38, 31917305), (70, 17326537), (95, 12766922), (133, 9119230), (190, 6383461), (266, 4559615), (383, 3166730), (665, 1823846), (766, 1583365), (1330, 911923), (1915, 633346), (2381, 509390), (2681, 452390), (3830, 316673), (4762, 254695), (5362, 226195), (7277, 166670), (11905, 101878), (13405, 90478), (14554, 83335), (16667, 72770), (23810, 50939), (26810, 45239), (33334, 36385)]