38843120

素因数分解:

$2^4\times 5^1\times {\mathrm{487}}^1\times {\mathrm{997}}^1$

素因数の和:1497

約数の個数: 40

約数和(自身を含む): 90586464

約数和(自身を除く): 51743344

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 487, 974, 997, 1948, 1994, 2435, 3896, 3988, 4870, 4985, 7792, 7976, 9740, 9970, 15952, 19480, 19940, 38960, 39880, 79760, 485539, 971078, 1942156, 2427695, 3884312, 4855390, 7768624, 9710780, 19421560, 38843120]

約数ペア:

[(1, 38843120), (2, 19421560), (4, 9710780), (5, 7768624), (8, 4855390), (10, 3884312), (16, 2427695), (20, 1942156), (40, 971078), (80, 485539), (487, 79760), (974, 39880), (997, 38960), (1948, 19940), (1994, 19480), (2435, 15952), (3896, 9970), (3988, 9740), (4870, 7976), (4985, 7792)]