11201990

素因数分解:

$2^1\times 5^1\times {\mathrm{211}}^1\times {\mathrm{5309}}^1$

素因数の和:5527

約数の個数: 16

約数和(自身を含む): 20262960

約数和(自身を除く): 9060970

約数列:

[1, 2, 5, 10, 211, 422, 1055, 2110, 5309, 10618, 26545, 53090, 1120199, 2240398, 5600995, 11201990]

約数ペア:

[(1, 11201990), (2, 5600995), (5, 2240398), (10, 1120199), (211, 53090), (422, 26545), (1055, 10618), (2110, 5309)]