20384070

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{113}}^1\times {\mathrm{859}}^1$

素因数の和:989

約数の個数: 64

約数和(自身を含む): 56471040

約数和(自身を除く): 36086970

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 113, 210, 226, 339, 565, 678, 791, 859, 1130, 1582, 1695, 1718, 2373, 2577, 3390, 3955, 4295, 4746, 5154, 6013, 7910, 8590, 11865, 12026, 12885, 18039, 23730, 25770, 30065, 36078, 60130, 90195, 97067, 180390, 194134, 291201, 485335, 582402, 679469, 970670, 1358938, 1456005, 2038407, 2912010, 3397345, 4076814, 6794690, 10192035, 20384070]

約数ペア:

[(1, 20384070), (2, 10192035), (3, 6794690), (5, 4076814), (6, 3397345), (7, 2912010), (10, 2038407), (14, 1456005), (15, 1358938), (21, 970670), (30, 679469), (35, 582402), (42, 485335), (70, 291201), (105, 194134), (113, 180390), (210, 97067), (226, 90195), (339, 60130), (565, 36078), (678, 30065), (791, 25770), (859, 23730), (1130, 18039), (1582, 12885), (1695, 12026), (1718, 11865), (2373, 8590), (2577, 7910), (3390, 6013), (3955, 5154), (4295, 4746)]