1780252

素因数分解:

$2^2\times {\mathrm{29}}^1\times {\mathrm{103}}^1\times {\mathrm{149}}^1$

素因数の和:285

約数の個数: 24

約数和(自身を含む): 3276000

約数和(自身を除く): 1495748

約数列:

[1, 2, 4, 29, 58, 103, 116, 149, 206, 298, 412, 596, 2987, 4321, 5974, 8642, 11948, 15347, 17284, 30694, 61388, 445063, 890126, 1780252]

約数ペア:

[(1, 1780252), (2, 890126), (4, 445063), (29, 61388), (58, 30694), (103, 17284), (116, 15347), (149, 11948), (206, 8642), (298, 5974), (412, 4321), (596, 2987)]