2782103660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19872169}}^1$

素因数の和:19872185

約数の個数: 24

約数和(自身を含む): 6677049120

約数和(自身を除く): 3894945460

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 19872169, 39744338, 79488676, 99360845, 139105183, 198721690, 278210366, 397443380, 556420732, 695525915, 1391051830, 2782103660]

約数ペア:

[(1, 2782103660), (2, 1391051830), (4, 695525915), (5, 556420732), (7, 397443380), (10, 278210366), (14, 198721690), (20, 139105183), (28, 99360845), (35, 79488676), (70, 39744338), (140, 19872169)]