1059890

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{263}}^1$

素因数の和:314

約数の個数: 32

約数和(自身を含む): 2128896

約数和(自身を除く): 1069006

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 130, 155, 263, 310, 403, 526, 806, 1315, 2015, 2630, 3419, 4030, 6838, 8153, 16306, 17095, 34190, 40765, 81530, 105989, 211978, 529945, 1059890]

約数ペア:

[(1, 1059890), (2, 529945), (5, 211978), (10, 105989), (13, 81530), (26, 40765), (31, 34190), (62, 17095), (65, 16306), (130, 8153), (155, 6838), (263, 4030), (310, 3419), (403, 2630), (526, 2015), (806, 1315)]