47440760

素因数分解:

$2^3\times 5^1\times {\mathrm{97}}^1\times {\mathrm{12227}}^1$

素因数の和:12335

約数の個数: 32

約数和(自身を含む): 107850960

約数和(自身を除く): 60410200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 97, 194, 388, 485, 776, 970, 1940, 3880, 12227, 24454, 48908, 61135, 97816, 122270, 244540, 489080, 1186019, 2372038, 4744076, 5930095, 9488152, 11860190, 23720380, 47440760]

約数ペア:

[(1, 47440760), (2, 23720380), (4, 11860190), (5, 9488152), (8, 5930095), (10, 4744076), (20, 2372038), (40, 1186019), (97, 489080), (194, 244540), (388, 122270), (485, 97816), (776, 61135), (970, 48908), (1940, 24454), (3880, 12227)]