2021938820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{907}}^1\times {\mathrm{10133}}^1$

素因数の和:11060

約数の個数: 48

約数和(自身を含む): 4637642688

約数和(自身を除く): 2615703868

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 907, 1814, 3628, 4535, 9070, 9977, 10133, 18140, 19954, 20266, 39908, 40532, 49885, 50665, 99770, 101330, 111463, 199540, 202660, 222926, 445852, 557315, 1114630, 2229260, 9190631, 18381262, 36762524, 45953155, 91906310, 101096941, 183812620, 202193882, 404387764, 505484705, 1010969410, 2021938820]

約数ペア:

[(1, 2021938820), (2, 1010969410), (4, 505484705), (5, 404387764), (10, 202193882), (11, 183812620), (20, 101096941), (22, 91906310), (44, 45953155), (55, 36762524), (110, 18381262), (220, 9190631), (907, 2229260), (1814, 1114630), (3628, 557315), (4535, 445852), (9070, 222926), (9977, 202660), (10133, 199540), (18140, 111463), (19954, 101330), (20266, 99770), (39908, 50665), (40532, 49885)]