2057261780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{277259}}^1$

素因数の和:277328

約数の個数: 48

約数和(自身を含む): 5030605440

約数和(自身を除く): 2973343660

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 53, 70, 106, 140, 212, 265, 371, 530, 742, 1060, 1484, 1855, 3710, 7420, 277259, 554518, 1109036, 1386295, 1940813, 2772590, 3881626, 5545180, 7763252, 9704065, 14694727, 19408130, 29389454, 38816260, 58778908, 73473635, 102863089, 146947270, 205726178, 293894540, 411452356, 514315445, 1028630890, 2057261780]

約数ペア:

[(1, 2057261780), (2, 1028630890), (4, 514315445), (5, 411452356), (7, 293894540), (10, 205726178), (14, 146947270), (20, 102863089), (28, 73473635), (35, 58778908), (53, 38816260), (70, 29389454), (106, 19408130), (140, 14694727), (212, 9704065), (265, 7763252), (371, 5545180), (530, 3881626), (742, 2772590), (1060, 1940813), (1484, 1386295), (1855, 1109036), (3710, 554518), (7420, 277259)]