26518940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{189421}}^1$

素因数の和:189437

約数の個数: 24

約数和(自身を含む): 63645792

約数和(自身を除く): 37126852

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 189421, 378842, 757684, 947105, 1325947, 1894210, 2651894, 3788420, 5303788, 6629735, 13259470, 26518940]

約数ペア:

[(1, 26518940), (2, 13259470), (4, 6629735), (5, 5303788), (7, 3788420), (10, 2651894), (14, 1894210), (20, 1325947), (28, 947105), (35, 757684), (70, 378842), (140, 189421)]