12409090

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{241}}^1\times {\mathrm{271}}^1$

素因数の和:538

約数の個数: 32

約数和(自身を含む): 23696640

約数和(自身を除く): 11287550

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 241, 271, 482, 542, 1205, 1355, 2410, 2710, 4579, 5149, 9158, 10298, 22895, 25745, 45790, 51490, 65311, 130622, 326555, 653110, 1240909, 2481818, 6204545, 12409090]

約数ペア:

[(1, 12409090), (2, 6204545), (5, 2481818), (10, 1240909), (19, 653110), (38, 326555), (95, 130622), (190, 65311), (241, 51490), (271, 45790), (482, 25745), (542, 22895), (1205, 10298), (1355, 9158), (2410, 5149), (2710, 4579)]