89565740

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{443}}^1\times {\mathrm{919}}^1$

素因数の和:1382

約数の個数: 48

約数和(自身を含む): 205873920

約数和(自身を除く): 116308180

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 443, 886, 919, 1772, 1838, 2215, 3676, 4430, 4595, 4873, 8860, 9190, 9746, 10109, 18380, 19492, 20218, 24365, 40436, 48730, 50545, 97460, 101090, 202180, 407117, 814234, 1628468, 2035585, 4071170, 4478287, 8142340, 8956574, 17913148, 22391435, 44782870, 89565740]

約数ペア:

[(1, 89565740), (2, 44782870), (4, 22391435), (5, 17913148), (10, 8956574), (11, 8142340), (20, 4478287), (22, 4071170), (44, 2035585), (55, 1628468), (110, 814234), (220, 407117), (443, 202180), (886, 101090), (919, 97460), (1772, 50545), (1838, 48730), (2215, 40436), (3676, 24365), (4430, 20218), (4595, 19492), (4873, 18380), (8860, 10109), (9190, 9746)]