26986520

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61333}}^1$

素因数の和:61355

約数の個数: 32

約数和(自身を含む): 66240720

約数和(自身を除く): 39254200

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 61333, 122666, 245332, 306665, 490664, 613330, 674663, 1226660, 1349326, 2453320, 2698652, 3373315, 5397304, 6746630, 13493260, 26986520]

約数ペア:

[(1, 26986520), (2, 13493260), (4, 6746630), (5, 5397304), (8, 3373315), (10, 2698652), (11, 2453320), (20, 1349326), (22, 1226660), (40, 674663), (44, 613330), (55, 490664), (88, 306665), (110, 245332), (220, 122666), (440, 61333)]