28669190

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{260629}}^1$

素因数の和:260647

約数の個数: 16

約数和(自身を含む): 56296080

約数和(自身を除く): 27626890

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 260629, 521258, 1303145, 2606290, 2866919, 5733838, 14334595, 28669190]

約数ペア:

[(1, 28669190), (2, 14334595), (5, 5733838), (10, 2866919), (11, 2606290), (22, 1303145), (55, 521258), (110, 260629)]