4991264

素因数分解:

$2^5\times {\mathrm{61}}^1\times {\mathrm{2557}}^1$

素因数の和:2628

約数の個数: 24

約数和(自身を含む): 9991548

約数和(自身を除く): 5000284

約数列:

[1, 2, 4, 8, 16, 32, 61, 122, 244, 488, 976, 1952, 2557, 5114, 10228, 20456, 40912, 81824, 155977, 311954, 623908, 1247816, 2495632, 4991264]

約数ペア:

[(1, 4991264), (2, 2495632), (4, 1247816), (8, 623908), (16, 311954), (32, 155977), (61, 81824), (122, 40912), (244, 20456), (488, 10228), (976, 5114), (1952, 2557)]