27831020

素因数分解:

$2^2\times 5^1\times 7^3\times {\mathrm{4057}}^1$

素因数の和:4087

約数の個数: 48

約数和(自身を含む): 68174400

約数和(自身を除く): 40343380

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 343, 490, 686, 980, 1372, 1715, 3430, 4057, 6860, 8114, 16228, 20285, 28399, 40570, 56798, 81140, 113596, 141995, 198793, 283990, 397586, 567980, 795172, 993965, 1391551, 1987930, 2783102, 3975860, 5566204, 6957755, 13915510, 27831020]

約数ペア:

[(1, 27831020), (2, 13915510), (4, 6957755), (5, 5566204), (7, 3975860), (10, 2783102), (14, 1987930), (20, 1391551), (28, 993965), (35, 795172), (49, 567980), (70, 397586), (98, 283990), (140, 198793), (196, 141995), (245, 113596), (343, 81140), (490, 56798), (686, 40570), (980, 28399), (1372, 20285), (1715, 16228), (3430, 8114), (4057, 6860)]