86955670

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{89}}^1\times {\mathrm{2383}}^1$

素因数の和:2520

約数の個数: 32

約数和(自身を含む): 162207360

約数和(自身を除く): 75251690

約数列:

[1, 2, 5, 10, 41, 82, 89, 178, 205, 410, 445, 890, 2383, 3649, 4766, 7298, 11915, 18245, 23830, 36490, 97703, 195406, 212087, 424174, 488515, 977030, 1060435, 2120870, 8695567, 17391134, 43477835, 86955670]

約数ペア:

[(1, 86955670), (2, 43477835), (5, 17391134), (10, 8695567), (41, 2120870), (82, 1060435), (89, 977030), (178, 488515), (205, 424174), (410, 212087), (445, 195406), (890, 97703), (2383, 36490), (3649, 23830), (4766, 18245), (7298, 11915)]