438195740

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{887}}^1\times {\mathrm{1453}}^1$

素因数の和:2366

約数の個数: 48

約数和(自身を含む): 976110912

約数和(自身を除く): 537915172

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 887, 1453, 1774, 2906, 3548, 4435, 5812, 7265, 8870, 14530, 15079, 17740, 24701, 29060, 30158, 49402, 60316, 75395, 98804, 123505, 150790, 247010, 301580, 494020, 1288811, 2577622, 5155244, 6444055, 12888110, 21909787, 25776220, 43819574, 87639148, 109548935, 219097870, 438195740]

約数ペア:

[(1, 438195740), (2, 219097870), (4, 109548935), (5, 87639148), (10, 43819574), (17, 25776220), (20, 21909787), (34, 12888110), (68, 6444055), (85, 5155244), (170, 2577622), (340, 1288811), (887, 494020), (1453, 301580), (1774, 247010), (2906, 150790), (3548, 123505), (4435, 98804), (5812, 75395), (7265, 60316), (8870, 49402), (14530, 30158), (15079, 29060), (17740, 24701)]