11125820

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{761}}^1$

素因数の和:830

約数の個数: 48

約数和(自身を含む): 25347168

約数和(自身を除く): 14221348

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 43, 68, 85, 86, 170, 172, 215, 340, 430, 731, 761, 860, 1462, 1522, 2924, 3044, 3655, 3805, 7310, 7610, 12937, 14620, 15220, 25874, 32723, 51748, 64685, 65446, 129370, 130892, 163615, 258740, 327230, 556291, 654460, 1112582, 2225164, 2781455, 5562910, 11125820]

約数ペア:

[(1, 11125820), (2, 5562910), (4, 2781455), (5, 2225164), (10, 1112582), (17, 654460), (20, 556291), (34, 327230), (43, 258740), (68, 163615), (85, 130892), (86, 129370), (170, 65446), (172, 64685), (215, 51748), (340, 32723), (430, 25874), (731, 15220), (761, 14620), (860, 12937), (1462, 7610), (1522, 7310), (2924, 3805), (3044, 3655)]