28713710

素因数分解:

$2^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{199}}^1\times {\mathrm{307}}^1$

素因数の和:560

約数の個数: 32

約数和(自身を含む): 53222400

約数和(自身を除く): 24508690

約数列:

[1, 2, 5, 10, 47, 94, 199, 235, 307, 398, 470, 614, 995, 1535, 1990, 3070, 9353, 14429, 18706, 28858, 46765, 61093, 72145, 93530, 122186, 144290, 305465, 610930, 2871371, 5742742, 14356855, 28713710]

約数ペア:

[(1, 28713710), (2, 14356855), (5, 5742742), (10, 2871371), (47, 610930), (94, 305465), (199, 144290), (235, 122186), (307, 93530), (398, 72145), (470, 61093), (614, 46765), (995, 28858), (1535, 18706), (1990, 14429), (3070, 9353)]