55555740

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{102881}}^1$

素因数の和:102899

約数の個数: 48

約数和(自身を含む): 172841760

約数和(自身を除く): 117286020

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 102881, 205762, 308643, 411524, 514405, 617286, 925929, 1028810, 1234572, 1543215, 1851858, 2057620, 2777787, 3086430, 3703716, 4629645, 5555574, 6172860, 9259290, 11111148, 13888935, 18518580, 27777870, 55555740]

約数ペア:

[(1, 55555740), (2, 27777870), (3, 18518580), (4, 13888935), (5, 11111148), (6, 9259290), (9, 6172860), (10, 5555574), (12, 4629645), (15, 3703716), (18, 3086430), (20, 2777787), (27, 2057620), (30, 1851858), (36, 1543215), (45, 1234572), (54, 1028810), (60, 925929), (90, 617286), (108, 514405), (135, 411524), (180, 308643), (270, 205762), (540, 102881)]