26958640

素因数分解:

$2^4\times 5^1\times {\mathrm{336983}}^1$

素因数の和:336996

約数の個数: 20

約数和(自身を含む): 62679024

約数和(自身を除く): 35720384

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 336983, 673966, 1347932, 1684915, 2695864, 3369830, 5391728, 6739660, 13479320, 26958640]

約数ペア:

[(1, 26958640), (2, 13479320), (4, 6739660), (5, 5391728), (8, 3369830), (10, 2695864), (16, 1684915), (20, 1347932), (40, 673966), (80, 336983)]