397122740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{60353}}^1$

素因数の和:60416

約数の個数: 48

約数和(自身を含む): 973389312

約数和(自身を除く): 576266572

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 47, 70, 94, 140, 188, 235, 329, 470, 658, 940, 1316, 1645, 3290, 6580, 60353, 120706, 241412, 301765, 422471, 603530, 844942, 1207060, 1689884, 2112355, 2836591, 4224710, 5673182, 8449420, 11346364, 14182955, 19856137, 28365910, 39712274, 56731820, 79424548, 99280685, 198561370, 397122740]

約数ペア:

[(1, 397122740), (2, 198561370), (4, 99280685), (5, 79424548), (7, 56731820), (10, 39712274), (14, 28365910), (20, 19856137), (28, 14182955), (35, 11346364), (47, 8449420), (70, 5673182), (94, 4224710), (140, 2836591), (188, 2112355), (235, 1689884), (329, 1207060), (470, 844942), (658, 603530), (940, 422471), (1316, 301765), (1645, 241412), (3290, 120706), (6580, 60353)]