4978160

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{5657}}^1$

素因数の和:5681

約数の個数: 40

約数和(自身を含む): 12628656

約数和(自身を除く): 7650496

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 5657, 11314, 22628, 28285, 45256, 56570, 62227, 90512, 113140, 124454, 226280, 248908, 311135, 452560, 497816, 622270, 995632, 1244540, 2489080, 4978160]

約数ペア:

[(1, 4978160), (2, 2489080), (4, 1244540), (5, 995632), (8, 622270), (10, 497816), (11, 452560), (16, 311135), (20, 248908), (22, 226280), (40, 124454), (44, 113140), (55, 90512), (80, 62227), (88, 56570), (110, 45256), (176, 28285), (220, 22628), (440, 11314), (880, 5657)]