12963160

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{691}}^1$

素因数の和:776

約数の個数: 64

約数和(自身を含む): 33880320

約数和(自身を除く): 20917160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 67, 70, 134, 140, 268, 280, 335, 469, 536, 670, 691, 938, 1340, 1382, 1876, 2345, 2680, 2764, 3455, 3752, 4690, 4837, 5528, 6910, 9380, 9674, 13820, 18760, 19348, 24185, 27640, 38696, 46297, 48370, 92594, 96740, 185188, 193480, 231485, 324079, 370376, 462970, 648158, 925940, 1296316, 1620395, 1851880, 2592632, 3240790, 6481580, 12963160]

約数ペア:

[(1, 12963160), (2, 6481580), (4, 3240790), (5, 2592632), (7, 1851880), (8, 1620395), (10, 1296316), (14, 925940), (20, 648158), (28, 462970), (35, 370376), (40, 324079), (56, 231485), (67, 193480), (70, 185188), (134, 96740), (140, 92594), (268, 48370), (280, 46297), (335, 38696), (469, 27640), (536, 24185), (670, 19348), (691, 18760), (938, 13820), (1340, 9674), (1382, 9380), (1876, 6910), (2345, 5528), (2680, 4837), (2764, 4690), (3455, 3752)]