200710280

素因数分解:

$2^3\times 5^1\times {\mathrm{1009}}^1\times {\mathrm{4973}}^1$

素因数の和:5993

約数の個数: 32

約数和(自身を含む): 452136600

約数和(自身を除く): 251426320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1009, 2018, 4036, 4973, 5045, 8072, 9946, 10090, 19892, 20180, 24865, 39784, 40360, 49730, 99460, 198920, 5017757, 10035514, 20071028, 25088785, 40142056, 50177570, 100355140, 200710280]

約数ペア:

[(1, 200710280), (2, 100355140), (4, 50177570), (5, 40142056), (8, 25088785), (10, 20071028), (20, 10035514), (40, 5017757), (1009, 198920), (2018, 99460), (4036, 49730), (4973, 40360), (5045, 39784), (8072, 24865), (9946, 20180), (10090, 19892)]