47860480

素因数分解:

$2^8\times 5^1\times {\mathrm{139}}^1\times {\mathrm{269}}^1$

素因数の和:429

約数の個数: 72

約数和(自身を含む): 115894800

約数和(自身を除く): 68034320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 139, 160, 256, 269, 278, 320, 538, 556, 640, 695, 1076, 1112, 1280, 1345, 1390, 2152, 2224, 2690, 2780, 4304, 4448, 5380, 5560, 8608, 8896, 10760, 11120, 17216, 17792, 21520, 22240, 34432, 35584, 37391, 43040, 44480, 68864, 74782, 86080, 88960, 149564, 172160, 177920, 186955, 299128, 344320, 373910, 598256, 747820, 1196512, 1495640, 2393024, 2991280, 4786048, 5982560, 9572096, 11965120, 23930240, 47860480]

約数ペア:

[(1, 47860480), (2, 23930240), (4, 11965120), (5, 9572096), (8, 5982560), (10, 4786048), (16, 2991280), (20, 2393024), (32, 1495640), (40, 1196512), (64, 747820), (80, 598256), (128, 373910), (139, 344320), (160, 299128), (256, 186955), (269, 177920), (278, 172160), (320, 149564), (538, 88960), (556, 86080), (640, 74782), (695, 68864), (1076, 44480), (1112, 43040), (1280, 37391), (1345, 35584), (1390, 34432), (2152, 22240), (2224, 21520), (2690, 17792), (2780, 17216), (4304, 11120), (4448, 10760), (5380, 8896), (5560, 8608)]