86605640

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{196831}}^1$

素因数の和:196853

約数の個数: 32

約数和(自身を含む): 212578560

約数和(自身を除く): 125972920

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 196831, 393662, 787324, 984155, 1574648, 1968310, 2165141, 3936620, 4330282, 7873240, 8660564, 10825705, 17321128, 21651410, 43302820, 86605640]

約数ペア:

[(1, 86605640), (2, 43302820), (4, 21651410), (5, 17321128), (8, 10825705), (10, 8660564), (11, 7873240), (20, 4330282), (22, 3936620), (40, 2165141), (44, 1968310), (55, 1574648), (88, 984155), (110, 787324), (220, 393662), (440, 196831)]