2148080

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{2441}}^1$

素因数の和:2465

約数の個数: 40

約数和(自身を含む): 5450544

約数和(自身を除く): 3302464

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 2441, 4882, 9764, 12205, 19528, 24410, 26851, 39056, 48820, 53702, 97640, 107404, 134255, 195280, 214808, 268510, 429616, 537020, 1074040, 2148080]

約数ペア:

[(1, 2148080), (2, 1074040), (4, 537020), (5, 429616), (8, 268510), (10, 214808), (11, 195280), (16, 134255), (20, 107404), (22, 97640), (40, 53702), (44, 48820), (55, 39056), (80, 26851), (88, 24410), (110, 19528), (176, 12205), (220, 9764), (440, 4882), (880, 2441)]