12472520

素因数分解:

$2^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{3947}}^1$

素因数の和:4037

約数の個数: 32

約数和(自身を含む): 28425600

約数和(自身を除く): 15953080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 79, 158, 316, 395, 632, 790, 1580, 3160, 3947, 7894, 15788, 19735, 31576, 39470, 78940, 157880, 311813, 623626, 1247252, 1559065, 2494504, 3118130, 6236260, 12472520]

約数ペア:

[(1, 12472520), (2, 6236260), (4, 3118130), (5, 2494504), (8, 1559065), (10, 1247252), (20, 623626), (40, 311813), (79, 157880), (158, 78940), (316, 39470), (395, 31576), (632, 19735), (790, 15788), (1580, 7894), (3160, 3947)]