26238760

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{9239}}^1$

素因数の和:9321

約数の個数: 32

約数和(自身を含む): 59875200

約数和(自身を除く): 33636440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 568, 710, 1420, 2840, 9239, 18478, 36956, 46195, 73912, 92390, 184780, 369560, 655969, 1311938, 2623876, 3279845, 5247752, 6559690, 13119380, 26238760]

約数ペア:

[(1, 26238760), (2, 13119380), (4, 6559690), (5, 5247752), (8, 3279845), (10, 2623876), (20, 1311938), (40, 655969), (71, 369560), (142, 184780), (284, 92390), (355, 73912), (568, 46195), (710, 36956), (1420, 18478), (2840, 9239)]