40715090

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{10103}}^1$

素因数の和:10154

約数の個数: 32

約数和(自身を含む): 81478656

約数和(自身を除く): 40763566

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 130, 155, 310, 403, 806, 2015, 4030, 10103, 20206, 50515, 101030, 131339, 262678, 313193, 626386, 656695, 1313390, 1565965, 3131930, 4071509, 8143018, 20357545, 40715090]

約数ペア:

[(1, 40715090), (2, 20357545), (5, 8143018), (10, 4071509), (13, 3131930), (26, 1565965), (31, 1313390), (62, 656695), (65, 626386), (130, 313193), (155, 262678), (310, 131339), (403, 101030), (806, 50515), (2015, 20206), (4030, 10103)]