20266840

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{46061}}^1$

素因数の和:46083

約数の個数: 32

約数和(自身を含む): 49746960

約数和(自身を除く): 29480120

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 46061, 92122, 184244, 230305, 368488, 460610, 506671, 921220, 1013342, 1842440, 2026684, 2533355, 4053368, 5066710, 10133420, 20266840]

約数ペア:

[(1, 20266840), (2, 10133420), (4, 5066710), (5, 4053368), (8, 2533355), (10, 2026684), (11, 1842440), (20, 1013342), (22, 921220), (40, 506671), (44, 460610), (55, 368488), (88, 230305), (110, 184244), (220, 92122), (440, 46061)]