40261886

素因数分解:

$2^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{19301}}^1$

素因数の和:19459

約数の個数: 16

約数和(自身を含む): 69487200

約数和(自身を除く): 29225314

約数列:

[1, 2, 7, 14, 149, 298, 1043, 2086, 19301, 38602, 135107, 270214, 2875849, 5751698, 20130943, 40261886]

約数ペア:

[(1, 40261886), (2, 20130943), (7, 5751698), (14, 2875849), (149, 270214), (298, 135107), (1043, 38602), (2086, 19301)]