13638940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{2633}}^1$

素因数の和:2686

約数の個数: 48

約数和(自身を含む): 33630912

約数和(自身を除く): 19991972

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 37, 70, 74, 140, 148, 185, 259, 370, 518, 740, 1036, 1295, 2590, 2633, 5180, 5266, 10532, 13165, 18431, 26330, 36862, 52660, 73724, 92155, 97421, 184310, 194842, 368620, 389684, 487105, 681947, 974210, 1363894, 1948420, 2727788, 3409735, 6819470, 13638940]

約数ペア:

[(1, 13638940), (2, 6819470), (4, 3409735), (5, 2727788), (7, 1948420), (10, 1363894), (14, 974210), (20, 681947), (28, 487105), (35, 389684), (37, 368620), (70, 194842), (74, 184310), (140, 97421), (148, 92155), (185, 73724), (259, 52660), (370, 36862), (518, 26330), (740, 18431), (1036, 13165), (1295, 10532), (2590, 5266), (2633, 5180)]