13250440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{1279}}^1$

素因数の和:1334

約数の個数: 64

約数和(自身を含む): 35020800

約数和(自身を除く): 21770360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 37, 40, 56, 70, 74, 140, 148, 185, 259, 280, 296, 370, 518, 740, 1036, 1279, 1295, 1480, 2072, 2558, 2590, 5116, 5180, 6395, 8953, 10232, 10360, 12790, 17906, 25580, 35812, 44765, 47323, 51160, 71624, 89530, 94646, 179060, 189292, 236615, 331261, 358120, 378584, 473230, 662522, 946460, 1325044, 1656305, 1892920, 2650088, 3312610, 6625220, 13250440]

約数ペア:

[(1, 13250440), (2, 6625220), (4, 3312610), (5, 2650088), (7, 1892920), (8, 1656305), (10, 1325044), (14, 946460), (20, 662522), (28, 473230), (35, 378584), (37, 358120), (40, 331261), (56, 236615), (70, 189292), (74, 179060), (140, 94646), (148, 89530), (185, 71624), (259, 51160), (280, 47323), (296, 44765), (370, 35812), (518, 25580), (740, 17906), (1036, 12790), (1279, 10360), (1295, 10232), (1480, 8953), (2072, 6395), (2558, 5180), (2590, 5116)]