57407560

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{421}}^1\times {\mathrm{487}}^1$

素因数の和:926

約数の個数: 64

約数和(自身を含む): 148273920

約数和(自身を除く): 90866360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 421, 487, 842, 974, 1684, 1948, 2105, 2435, 2947, 3368, 3409, 3896, 4210, 4870, 5894, 6818, 8420, 9740, 11788, 13636, 14735, 16840, 17045, 19480, 23576, 27272, 29470, 34090, 58940, 68180, 117880, 136360, 205027, 410054, 820108, 1025135, 1435189, 1640216, 2050270, 2870378, 4100540, 5740756, 7175945, 8201080, 11481512, 14351890, 28703780, 57407560]

約数ペア:

[(1, 57407560), (2, 28703780), (4, 14351890), (5, 11481512), (7, 8201080), (8, 7175945), (10, 5740756), (14, 4100540), (20, 2870378), (28, 2050270), (35, 1640216), (40, 1435189), (56, 1025135), (70, 820108), (140, 410054), (280, 205027), (421, 136360), (487, 117880), (842, 68180), (974, 58940), (1684, 34090), (1948, 29470), (2105, 27272), (2435, 23576), (2947, 19480), (3368, 17045), (3409, 16840), (3896, 14735), (4210, 13636), (4870, 11788), (5894, 9740), (6818, 8420)]