18288160

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{10391}}^1$

素因数の和:10417

約数の個数: 48

約数和(自身を含む): 47138112

約数和(自身を除く): 28849952

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 160, 176, 220, 352, 440, 880, 1760, 10391, 20782, 41564, 51955, 83128, 103910, 114301, 166256, 207820, 228602, 332512, 415640, 457204, 571505, 831280, 914408, 1143010, 1662560, 1828816, 2286020, 3657632, 4572040, 9144080, 18288160]

約数ペア:

[(1, 18288160), (2, 9144080), (4, 4572040), (5, 3657632), (8, 2286020), (10, 1828816), (11, 1662560), (16, 1143010), (20, 914408), (22, 831280), (32, 571505), (40, 457204), (44, 415640), (55, 332512), (80, 228602), (88, 207820), (110, 166256), (160, 114301), (176, 103910), (220, 83128), (352, 51955), (440, 41564), (880, 20782), (1760, 10391)]