1422590

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{353}}^1$

素因数の和:404

約数の個数: 32

約数和(自身を含む): 2854656

約数和(自身を除く): 1432066

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 130, 155, 310, 353, 403, 706, 806, 1765, 2015, 3530, 4030, 4589, 9178, 10943, 21886, 22945, 45890, 54715, 109430, 142259, 284518, 711295, 1422590]

約数ペア:

[(1, 1422590), (2, 711295), (5, 284518), (10, 142259), (13, 109430), (26, 54715), (31, 45890), (62, 22945), (65, 21886), (130, 10943), (155, 9178), (310, 4589), (353, 4030), (403, 3530), (706, 2015), (806, 1765)]