40495280

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{72313}}^1$

素因数の和:72333

約数の個数: 40

約数和(自身を含む): 107603232

約数和(自身を除く): 67107952

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 72313, 144626, 289252, 361565, 506191, 578504, 723130, 1012382, 1157008, 1446260, 2024764, 2530955, 2892520, 4049528, 5061910, 5785040, 8099056, 10123820, 20247640, 40495280]

約数ペア:

[(1, 40495280), (2, 20247640), (4, 10123820), (5, 8099056), (7, 5785040), (8, 5061910), (10, 4049528), (14, 2892520), (16, 2530955), (20, 2024764), (28, 1446260), (35, 1157008), (40, 1012382), (56, 723130), (70, 578504), (80, 506191), (112, 361565), (140, 289252), (280, 144626), (560, 72313)]