3231580

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{397}}^1$

素因数の和:454

約数の個数: 48

約数和(自身を含む): 7622496

約数和(自身を除く): 4390916

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 37, 44, 55, 74, 110, 148, 185, 220, 370, 397, 407, 740, 794, 814, 1588, 1628, 1985, 2035, 3970, 4070, 4367, 7940, 8140, 8734, 14689, 17468, 21835, 29378, 43670, 58756, 73445, 87340, 146890, 161579, 293780, 323158, 646316, 807895, 1615790, 3231580]

約数ペア:

[(1, 3231580), (2, 1615790), (4, 807895), (5, 646316), (10, 323158), (11, 293780), (20, 161579), (22, 146890), (37, 87340), (44, 73445), (55, 58756), (74, 43670), (110, 29378), (148, 21835), (185, 17468), (220, 14689), (370, 8734), (397, 8140), (407, 7940), (740, 4367), (794, 4070), (814, 3970), (1588, 2035), (1628, 1985)]