27779990

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{229}}^1\times {\mathrm{1733}}^1$

素因数の和:1976

約数の個数: 32

約数和(自身を含む): 57430080

約数和(自身を除く): 29650090

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 229, 458, 1145, 1603, 1733, 2290, 3206, 3466, 8015, 8665, 12131, 16030, 17330, 24262, 60655, 121310, 396857, 793714, 1984285, 2777999, 3968570, 5555998, 13889995, 27779990]

約数ペア:

[(1, 27779990), (2, 13889995), (5, 5555998), (7, 3968570), (10, 2777999), (14, 1984285), (35, 793714), (70, 396857), (229, 121310), (458, 60655), (1145, 24262), (1603, 17330), (1733, 16030), (2290, 12131), (3206, 8665), (3466, 8015)]