68704104140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{490743601}}^1$

素因数の和:490743617

約数の個数: 24

約数和(自身を含む): 164889850272

約数和(自身を除く): 96185746132

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 490743601, 981487202, 1962974404, 2453718005, 3435205207, 4907436010, 6870410414, 9814872020, 13740820828, 17176026035, 34352052070, 68704104140]

約数ペア:

[(1, 68704104140), (2, 34352052070), (4, 17176026035), (5, 13740820828), (7, 9814872020), (10, 6870410414), (14, 4907436010), (20, 3435205207), (28, 2453718005), (35, 1962974404), (70, 981487202), (140, 490743601)]