63646940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{383}}^1\times {\mathrm{1187}}^1$

素因数の和:1586

約数の個数: 48

約数和(自身を含む): 153280512

約数和(自身を除く): 89633572

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 383, 766, 1187, 1532, 1915, 2374, 2681, 3830, 4748, 5362, 5935, 7660, 8309, 10724, 11870, 13405, 16618, 23740, 26810, 33236, 41545, 53620, 83090, 166180, 454621, 909242, 1818484, 2273105, 3182347, 4546210, 6364694, 9092420, 12729388, 15911735, 31823470, 63646940]

約数ペア:

[(1, 63646940), (2, 31823470), (4, 15911735), (5, 12729388), (7, 9092420), (10, 6364694), (14, 4546210), (20, 3182347), (28, 2273105), (35, 1818484), (70, 909242), (140, 454621), (383, 166180), (766, 83090), (1187, 53620), (1532, 41545), (1915, 33236), (2374, 26810), (2681, 23740), (3830, 16618), (4748, 13405), (5362, 11870), (5935, 10724), (7660, 8309)]