20791020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{373}}^1\times {\mathrm{929}}^1$

素因数の和:1314

約数の個数: 48

約数和(自身を含む): 58433760

約数和(自身を除く): 37642740

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 373, 746, 929, 1119, 1492, 1858, 1865, 2238, 2787, 3716, 3730, 4476, 4645, 5574, 5595, 7460, 9290, 11148, 11190, 13935, 18580, 22380, 27870, 55740, 346517, 693034, 1039551, 1386068, 1732585, 2079102, 3465170, 4158204, 5197755, 6930340, 10395510, 20791020]

約数ペア:

[(1, 20791020), (2, 10395510), (3, 6930340), (4, 5197755), (5, 4158204), (6, 3465170), (10, 2079102), (12, 1732585), (15, 1386068), (20, 1039551), (30, 693034), (60, 346517), (373, 55740), (746, 27870), (929, 22380), (1119, 18580), (1492, 13935), (1858, 11190), (1865, 11148), (2238, 9290), (2787, 7460), (3716, 5595), (3730, 5574), (4476, 4645)]