20149720

素因数分解:

$2^3\times 5^1\times {\mathrm{503743}}^1$

素因数の和:503754

約数の個数: 16

約数和(自身を含む): 45336960

約数和(自身を除く): 25187240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 503743, 1007486, 2014972, 2518715, 4029944, 5037430, 10074860, 20149720]

約数ペア:

[(1, 20149720), (2, 10074860), (4, 5037430), (5, 4029944), (8, 2518715), (10, 2014972), (20, 1007486), (40, 503743)]