1389190

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{173}}^1$

素因数の和:264

約数の個数: 32

約数和(自身を含む): 2781216

約数和(自身を除く): 1392026

約数列:

[1, 2, 5, 10, 11, 22, 55, 73, 110, 146, 173, 346, 365, 730, 803, 865, 1606, 1730, 1903, 3806, 4015, 8030, 9515, 12629, 19030, 25258, 63145, 126290, 138919, 277838, 694595, 1389190]

約数ペア:

[(1, 1389190), (2, 694595), (5, 277838), (10, 138919), (11, 126290), (22, 63145), (55, 25258), (73, 19030), (110, 12629), (146, 9515), (173, 8030), (346, 4015), (365, 3806), (730, 1903), (803, 1730), (865, 1606)]