1995438220

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{34631}}^1$

素因数の和:34750

約数の個数: 48

約数和(自身を含む): 4351995648

約数和(自身を除く): 2356557428

約数列:

[1, 2, 4, 5, 10, 20, 43, 67, 86, 134, 172, 215, 268, 335, 430, 670, 860, 1340, 2881, 5762, 11524, 14405, 28810, 34631, 57620, 69262, 138524, 173155, 346310, 692620, 1489133, 2320277, 2978266, 4640554, 5956532, 7445665, 9281108, 11601385, 14891330, 23202770, 29782660, 46405540, 99771911, 199543822, 399087644, 498859555, 997719110, 1995438220]

約数ペア:

[(1, 1995438220), (2, 997719110), (4, 498859555), (5, 399087644), (10, 199543822), (20, 99771911), (43, 46405540), (67, 29782660), (86, 23202770), (134, 14891330), (172, 11601385), (215, 9281108), (268, 7445665), (335, 5956532), (430, 4640554), (670, 2978266), (860, 2320277), (1340, 1489133), (2881, 692620), (5762, 346310), (11524, 173155), (14405, 138524), (28810, 69262), (34631, 57620)]