140596720

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{159769}}^1$

素因数の和:159793

約数の個数: 40

約数和(自身を含む): 356606640

約数和(自身を除く): 216009920

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 159769, 319538, 639076, 798845, 1278152, 1597690, 1757459, 2556304, 3195380, 3514918, 6390760, 7029836, 8787295, 12781520, 14059672, 17574590, 28119344, 35149180, 70298360, 140596720]

約数ペア:

[(1, 140596720), (2, 70298360), (4, 35149180), (5, 28119344), (8, 17574590), (10, 14059672), (11, 12781520), (16, 8787295), (20, 7029836), (22, 6390760), (40, 3514918), (44, 3195380), (55, 2556304), (80, 1757459), (88, 1597690), (110, 1278152), (176, 798845), (220, 639076), (440, 319538), (880, 159769)]