29615180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{199}}^1\times {\mathrm{1063}}^1$

素因数の和:1278

約数の個数: 48

約数和(自身を含む): 71500800

約数和(自身を除く): 41885620

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 199, 398, 796, 995, 1063, 1393, 1990, 2126, 2786, 3980, 4252, 5315, 5572, 6965, 7441, 10630, 13930, 14882, 21260, 27860, 29764, 37205, 74410, 148820, 211537, 423074, 846148, 1057685, 1480759, 2115370, 2961518, 4230740, 5923036, 7403795, 14807590, 29615180]

約数ペア:

[(1, 29615180), (2, 14807590), (4, 7403795), (5, 5923036), (7, 4230740), (10, 2961518), (14, 2115370), (20, 1480759), (28, 1057685), (35, 846148), (70, 423074), (140, 211537), (199, 148820), (398, 74410), (796, 37205), (995, 29764), (1063, 27860), (1393, 21260), (1990, 14882), (2126, 13930), (2786, 10630), (3980, 7441), (4252, 6965), (5315, 5572)]