84505420

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{367}}^1\times {\mathrm{397}}^1$

素因数の和:802

約数の個数: 48

約数和(自身を含む): 184544640

約数和(自身を除く): 100039220

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 367, 397, 580, 734, 794, 1468, 1588, 1835, 1985, 3670, 3970, 7340, 7940, 10643, 11513, 21286, 23026, 42572, 46052, 53215, 57565, 106430, 115130, 145699, 212860, 230260, 291398, 582796, 728495, 1456990, 2913980, 4225271, 8450542, 16901084, 21126355, 42252710, 84505420]

約数ペア:

[(1, 84505420), (2, 42252710), (4, 21126355), (5, 16901084), (10, 8450542), (20, 4225271), (29, 2913980), (58, 1456990), (116, 728495), (145, 582796), (290, 291398), (367, 230260), (397, 212860), (580, 145699), (734, 115130), (794, 106430), (1468, 57565), (1588, 53215), (1835, 46052), (1985, 42572), (3670, 23026), (3970, 21286), (7340, 11513), (7940, 10643)]