30944980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{140659}}^1$

素因数の和:140679

約数の個数: 24

約数和(自身を含む): 70892640

約数和(自身を除く): 39947660

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 140659, 281318, 562636, 703295, 1406590, 1547249, 2813180, 3094498, 6188996, 7736245, 15472490, 30944980]

約数ペア:

[(1, 30944980), (2, 15472490), (4, 7736245), (5, 6188996), (10, 3094498), (11, 2813180), (20, 1547249), (22, 1406590), (44, 703295), (55, 562636), (110, 281318), (220, 140659)]