1874740

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{1913}}^1$

素因数の和:1936

約数の個数: 36

約数和(自身を含む): 4582116

約数和(自身を除く): 2707376

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 1913, 3826, 7652, 9565, 13391, 19130, 26782, 38260, 53564, 66955, 93737, 133910, 187474, 267820, 374948, 468685, 937370, 1874740]

約数ペア:

[(1, 1874740), (2, 937370), (4, 468685), (5, 374948), (7, 267820), (10, 187474), (14, 133910), (20, 93737), (28, 66955), (35, 53564), (49, 38260), (70, 26782), (98, 19130), (140, 13391), (196, 9565), (245, 7652), (490, 3826), (980, 1913)]