657202020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{576493}}^1$

素因数の和:576524

約数の個数: 48

約数和(自身を含む): 1937019840

約数和(自身を除く): 1279817820

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 57, 60, 76, 95, 114, 190, 228, 285, 380, 570, 1140, 576493, 1152986, 1729479, 2305972, 2882465, 3458958, 5764930, 6917916, 8647395, 10953367, 11529860, 17294790, 21906734, 32860101, 34589580, 43813468, 54766835, 65720202, 109533670, 131440404, 164300505, 219067340, 328601010, 657202020]

約数ペア:

[(1, 657202020), (2, 328601010), (3, 219067340), (4, 164300505), (5, 131440404), (6, 109533670), (10, 65720202), (12, 54766835), (15, 43813468), (19, 34589580), (20, 32860101), (30, 21906734), (38, 17294790), (57, 11529860), (60, 10953367), (76, 8647395), (95, 6917916), (114, 5764930), (190, 3458958), (228, 2882465), (285, 2305972), (380, 1729479), (570, 1152986), (1140, 576493)]