31067440

素因数分解:

$2^4\times 5^1\times {\mathrm{271}}^1\times {\mathrm{1433}}^1$

素因数の和:1717

約数の個数: 40

約数和(自身を含む): 72548928

約数和(自身を除く): 41481488

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 271, 542, 1084, 1355, 1433, 2168, 2710, 2866, 4336, 5420, 5732, 7165, 10840, 11464, 14330, 21680, 22928, 28660, 57320, 114640, 388343, 776686, 1553372, 1941715, 3106744, 3883430, 6213488, 7766860, 15533720, 31067440]

約数ペア:

[(1, 31067440), (2, 15533720), (4, 7766860), (5, 6213488), (8, 3883430), (10, 3106744), (16, 1941715), (20, 1553372), (40, 776686), (80, 388343), (271, 114640), (542, 57320), (1084, 28660), (1355, 22928), (1433, 21680), (2168, 14330), (2710, 11464), (2866, 10840), (4336, 7165), (5420, 5732)]