47886640

素因数分解:

$2^4\times 5^1\times {\mathrm{79}}^1\times {\mathrm{7577}}^1$

素因数の和:7669

約数の個数: 40

約数和(自身を含む): 112760640

約数和(自身を除く): 64874000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 79, 80, 158, 316, 395, 632, 790, 1264, 1580, 3160, 6320, 7577, 15154, 30308, 37885, 60616, 75770, 121232, 151540, 303080, 598583, 606160, 1197166, 2394332, 2992915, 4788664, 5985830, 9577328, 11971660, 23943320, 47886640]

約数ペア:

[(1, 47886640), (2, 23943320), (4, 11971660), (5, 9577328), (8, 5985830), (10, 4788664), (16, 2992915), (20, 2394332), (40, 1197166), (79, 606160), (80, 598583), (158, 303080), (316, 151540), (395, 121232), (632, 75770), (790, 60616), (1264, 37885), (1580, 30308), (3160, 15154), (6320, 7577)]