2887122040

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{2351}}^1\times {\mathrm{2791}}^1$

素因数の和:5164

約数の個数: 64

約数和(自身を含む): 7092126720

約数和(自身を除く): 4205004680

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 2351, 2791, 4702, 5582, 9404, 11164, 11755, 13955, 18808, 22328, 23510, 25861, 27910, 30701, 47020, 51722, 55820, 61402, 94040, 103444, 111640, 122804, 129305, 153505, 206888, 245608, 258610, 307010, 517220, 614020, 1034440, 1228040, 6561641, 13123282, 26246564, 32808205, 52493128, 65616410, 72178051, 131232820, 144356102, 262465640, 288712204, 360890255, 577424408, 721780510, 1443561020, 2887122040]

約数ペア:

[(1, 2887122040), (2, 1443561020), (4, 721780510), (5, 577424408), (8, 360890255), (10, 288712204), (11, 262465640), (20, 144356102), (22, 131232820), (40, 72178051), (44, 65616410), (55, 52493128), (88, 32808205), (110, 26246564), (220, 13123282), (440, 6561641), (2351, 1228040), (2791, 1034440), (4702, 614020), (5582, 517220), (9404, 307010), (11164, 258610), (11755, 245608), (13955, 206888), (18808, 153505), (22328, 129305), (23510, 122804), (25861, 111640), (27910, 103444), (30701, 94040), (47020, 61402), (51722, 55820)]