18767800

素因数分解:

$2^3\times 5^2\times {\mathrm{107}}^1\times {\mathrm{877}}^1$

素因数の和:1000

約数の個数: 48

約数和(自身を含む): 44093160

約数和(自身を除く): 25325360

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 107, 200, 214, 428, 535, 856, 877, 1070, 1754, 2140, 2675, 3508, 4280, 4385, 5350, 7016, 8770, 10700, 17540, 21400, 21925, 35080, 43850, 87700, 93839, 175400, 187678, 375356, 469195, 750712, 938390, 1876780, 2345975, 3753560, 4691950, 9383900, 18767800]

約数ペア:

[(1, 18767800), (2, 9383900), (4, 4691950), (5, 3753560), (8, 2345975), (10, 1876780), (20, 938390), (25, 750712), (40, 469195), (50, 375356), (100, 187678), (107, 175400), (200, 93839), (214, 87700), (428, 43850), (535, 35080), (856, 21925), (877, 21400), (1070, 17540), (1754, 10700), (2140, 8770), (2675, 7016), (3508, 5350), (4280, 4385)]