56392280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{201401}}^1$

素因数の和:201419

約数の個数: 32

約数和(自身を含む): 145009440

約数和(自身を除く): 88617160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 201401, 402802, 805604, 1007005, 1409807, 1611208, 2014010, 2819614, 4028020, 5639228, 7049035, 8056040, 11278456, 14098070, 28196140, 56392280]

約数ペア:

[(1, 56392280), (2, 28196140), (4, 14098070), (5, 11278456), (7, 8056040), (8, 7049035), (10, 5639228), (14, 4028020), (20, 2819614), (28, 2014010), (35, 1611208), (40, 1409807), (56, 1007005), (70, 805604), (140, 402802), (280, 201401)]