2765240

素因数分解:

$2^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{947}}^1$

素因数の和:1031

約数の個数: 32

約数和(自身を含む): 6313680

約数和(自身を除く): 3548440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 73, 146, 292, 365, 584, 730, 947, 1460, 1894, 2920, 3788, 4735, 7576, 9470, 18940, 37880, 69131, 138262, 276524, 345655, 553048, 691310, 1382620, 2765240]

約数ペア:

[(1, 2765240), (2, 1382620), (4, 691310), (5, 553048), (8, 345655), (10, 276524), (20, 138262), (40, 69131), (73, 37880), (146, 18940), (292, 9470), (365, 7576), (584, 4735), (730, 3788), (947, 2920), (1460, 1894)]