385194820

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^2\times {\mathrm{22901}}^1$

素因数の和:22968

約数の個数: 36

約数和(自身を含む): 837800964

約数和(自身を除く): 452606144

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 841, 1682, 3364, 4205, 8410, 16820, 22901, 45802, 91604, 114505, 229010, 458020, 664129, 1328258, 2656516, 3320645, 6641290, 13282580, 19259741, 38519482, 77038964, 96298705, 192597410, 385194820]

約数ペア:

[(1, 385194820), (2, 192597410), (4, 96298705), (5, 77038964), (10, 38519482), (20, 19259741), (29, 13282580), (58, 6641290), (116, 3320645), (145, 2656516), (290, 1328258), (580, 664129), (841, 458020), (1682, 229010), (3364, 114505), (4205, 91604), (8410, 45802), (16820, 22901)]