34438940

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{199}}^1\times {\mathrm{509}}^1$

素因数の和:734

約数の個数: 48

約数和(自身を含む): 77112000

約数和(自身を除く): 42673060

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 199, 340, 398, 509, 796, 995, 1018, 1990, 2036, 2545, 3383, 3980, 5090, 6766, 8653, 10180, 13532, 16915, 17306, 33830, 34612, 43265, 67660, 86530, 101291, 173060, 202582, 405164, 506455, 1012910, 1721947, 2025820, 3443894, 6887788, 8609735, 17219470, 34438940]

約数ペア:

[(1, 34438940), (2, 17219470), (4, 8609735), (5, 6887788), (10, 3443894), (17, 2025820), (20, 1721947), (34, 1012910), (68, 506455), (85, 405164), (170, 202582), (199, 173060), (340, 101291), (398, 86530), (509, 67660), (796, 43265), (995, 34612), (1018, 33830), (1990, 17306), (2036, 16915), (2545, 13532), (3383, 10180), (3980, 8653), (5090, 6766)]