56782760

素因数分解:

$2^3\times 5^1\times {\mathrm{107}}^1\times {\mathrm{13267}}^1$

素因数の和:13385

約数の個数: 32

約数和(自身を含む): 128964960

約数和(自身を除く): 72182200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 107, 214, 428, 535, 856, 1070, 2140, 4280, 13267, 26534, 53068, 66335, 106136, 132670, 265340, 530680, 1419569, 2839138, 5678276, 7097845, 11356552, 14195690, 28391380, 56782760]

約数ペア:

[(1, 56782760), (2, 28391380), (4, 14195690), (5, 11356552), (8, 7097845), (10, 5678276), (20, 2839138), (40, 1419569), (107, 530680), (214, 265340), (428, 132670), (535, 106136), (856, 66335), (1070, 53068), (2140, 26534), (4280, 13267)]