86857960

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{179}}^1\times {\mathrm{1733}}^1$

素因数の和:1930

約数の個数: 64

約数和(自身を含む): 224726400

約数和(自身を除く): 137868440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 179, 280, 358, 716, 895, 1253, 1432, 1733, 1790, 2506, 3466, 3580, 5012, 6265, 6932, 7160, 8665, 10024, 12131, 12530, 13864, 17330, 24262, 25060, 34660, 48524, 50120, 60655, 69320, 97048, 121310, 242620, 310207, 485240, 620414, 1240828, 1551035, 2171449, 2481656, 3102070, 4342898, 6204140, 8685796, 10857245, 12408280, 17371592, 21714490, 43428980, 86857960]

約数ペア:

[(1, 86857960), (2, 43428980), (4, 21714490), (5, 17371592), (7, 12408280), (8, 10857245), (10, 8685796), (14, 6204140), (20, 4342898), (28, 3102070), (35, 2481656), (40, 2171449), (56, 1551035), (70, 1240828), (140, 620414), (179, 485240), (280, 310207), (358, 242620), (716, 121310), (895, 97048), (1253, 69320), (1432, 60655), (1733, 50120), (1790, 48524), (2506, 34660), (3466, 25060), (3580, 24262), (5012, 17330), (6265, 13864), (6932, 12530), (7160, 12131), (8665, 10024)]