4131440

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{1201}}^1$

素因数の和:1257

約数の個数: 40

約数和(自身を含む): 9837168

約数和(自身を除く): 5705728

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 215, 344, 430, 688, 860, 1201, 1720, 2402, 3440, 4804, 6005, 9608, 12010, 19216, 24020, 48040, 51643, 96080, 103286, 206572, 258215, 413144, 516430, 826288, 1032860, 2065720, 4131440]

約数ペア:

[(1, 4131440), (2, 2065720), (4, 1032860), (5, 826288), (8, 516430), (10, 413144), (16, 258215), (20, 206572), (40, 103286), (43, 96080), (80, 51643), (86, 48040), (172, 24020), (215, 19216), (344, 12010), (430, 9608), (688, 6005), (860, 4804), (1201, 3440), (1720, 2402)]