2825240

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{6421}}^1$

素因数の和:6443

約数の個数: 32

約数和(自身を含む): 6935760

約数和(自身を除く): 4110520

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 6421, 12842, 25684, 32105, 51368, 64210, 70631, 128420, 141262, 256840, 282524, 353155, 565048, 706310, 1412620, 2825240]

約数ペア:

[(1, 2825240), (2, 1412620), (4, 706310), (5, 565048), (8, 353155), (10, 282524), (11, 256840), (20, 141262), (22, 128420), (40, 70631), (44, 64210), (55, 51368), (88, 32105), (110, 25684), (220, 12842), (440, 6421)]