1742120

素因数分解:

$2^3\times 5^1\times {\mathrm{97}}^1\times {\mathrm{449}}^1$

素因数の和:557

約数の個数: 32

約数和(自身を含む): 3969000

約数和(自身を除く): 2226880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 97, 194, 388, 449, 485, 776, 898, 970, 1796, 1940, 2245, 3592, 3880, 4490, 8980, 17960, 43553, 87106, 174212, 217765, 348424, 435530, 871060, 1742120]

約数ペア:

[(1, 1742120), (2, 871060), (4, 435530), (5, 348424), (8, 217765), (10, 174212), (20, 87106), (40, 43553), (97, 17960), (194, 8980), (388, 4490), (449, 3880), (485, 3592), (776, 2245), (898, 1940), (970, 1796)]