20393310

素因数分解:

$2^1\times 3^1\times 5^1\times 7^2\times {\mathrm{13873}}^1$

素因数の和:13897

約数の個数: 48

約数和(自身を含む): 56938896

約数和(自身を除く): 36545586

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 49, 70, 98, 105, 147, 210, 245, 294, 490, 735, 1470, 13873, 27746, 41619, 69365, 83238, 97111, 138730, 194222, 208095, 291333, 416190, 485555, 582666, 679777, 971110, 1359554, 1456665, 2039331, 2913330, 3398885, 4078662, 6797770, 10196655, 20393310]

約数ペア:

[(1, 20393310), (2, 10196655), (3, 6797770), (5, 4078662), (6, 3398885), (7, 2913330), (10, 2039331), (14, 1456665), (15, 1359554), (21, 971110), (30, 679777), (35, 582666), (42, 485555), (49, 416190), (70, 291333), (98, 208095), (105, 194222), (147, 138730), (210, 97111), (245, 83238), (294, 69365), (490, 41619), (735, 27746), (1470, 13873)]