31791080

素因数分解:

$2^3\times 5^1\times {\mathrm{131}}^1\times {\mathrm{6067}}^1$

素因数の和:6209

約数の個数: 32

約数和(自身を含む): 72087840

約数和(自身を除く): 40296760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 131, 262, 524, 655, 1048, 1310, 2620, 5240, 6067, 12134, 24268, 30335, 48536, 60670, 121340, 242680, 794777, 1589554, 3179108, 3973885, 6358216, 7947770, 15895540, 31791080]

約数ペア:

[(1, 31791080), (2, 15895540), (4, 7947770), (5, 6358216), (8, 3973885), (10, 3179108), (20, 1589554), (40, 794777), (131, 242680), (262, 121340), (524, 60670), (655, 48536), (1048, 30335), (1310, 24268), (2620, 12134), (5240, 6067)]