19703360

素因数分解:

$2^6\times 5^1\times {\mathrm{67}}^1\times {\mathrm{919}}^1$

素因数の和:1003

約数の個数: 56

約数和(自身を含む): 47670720

約数和(自身を除く): 27967360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 67, 80, 134, 160, 268, 320, 335, 536, 670, 919, 1072, 1340, 1838, 2144, 2680, 3676, 4288, 4595, 5360, 7352, 9190, 10720, 14704, 18380, 21440, 29408, 36760, 58816, 61573, 73520, 123146, 147040, 246292, 294080, 307865, 492584, 615730, 985168, 1231460, 1970336, 2462920, 3940672, 4925840, 9851680, 19703360]

約数ペア:

[(1, 19703360), (2, 9851680), (4, 4925840), (5, 3940672), (8, 2462920), (10, 1970336), (16, 1231460), (20, 985168), (32, 615730), (40, 492584), (64, 307865), (67, 294080), (80, 246292), (134, 147040), (160, 123146), (268, 73520), (320, 61573), (335, 58816), (536, 36760), (670, 29408), (919, 21440), (1072, 18380), (1340, 14704), (1838, 10720), (2144, 9190), (2680, 7352), (3676, 5360), (4288, 4595)]