541640

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1231}}^1$

素因数の和:1253

約数の個数: 32

約数和(自身を含む): 1330560

約数和(自身を除く): 788920

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 1231, 2462, 4924, 6155, 9848, 12310, 13541, 24620, 27082, 49240, 54164, 67705, 108328, 135410, 270820, 541640]

約数ペア:

[(1, 541640), (2, 270820), (4, 135410), (5, 108328), (8, 67705), (10, 54164), (11, 49240), (20, 27082), (22, 24620), (40, 13541), (44, 12310), (55, 9848), (88, 6155), (110, 4924), (220, 2462), (440, 1231)]