42594640

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{499}}^1$

素因数の和:620

約数の個数: 80

約数和(自身を含む): 109368000

約数和(自身を除く): 66773360

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 97, 110, 176, 194, 220, 388, 440, 485, 499, 776, 880, 970, 998, 1067, 1552, 1940, 1996, 2134, 2495, 3880, 3992, 4268, 4990, 5335, 5489, 7760, 7984, 8536, 9980, 10670, 10978, 17072, 19960, 21340, 21956, 27445, 39920, 42680, 43912, 48403, 54890, 85360, 87824, 96806, 109780, 193612, 219560, 242015, 387224, 439120, 484030, 532433, 774448, 968060, 1064866, 1936120, 2129732, 2662165, 3872240, 4259464, 5324330, 8518928, 10648660, 21297320, 42594640]

約数ペア:

[(1, 42594640), (2, 21297320), (4, 10648660), (5, 8518928), (8, 5324330), (10, 4259464), (11, 3872240), (16, 2662165), (20, 2129732), (22, 1936120), (40, 1064866), (44, 968060), (55, 774448), (80, 532433), (88, 484030), (97, 439120), (110, 387224), (176, 242015), (194, 219560), (220, 193612), (388, 109780), (440, 96806), (485, 87824), (499, 85360), (776, 54890), (880, 48403), (970, 43912), (998, 42680), (1067, 39920), (1552, 27445), (1940, 21956), (1996, 21340), (2134, 19960), (2495, 17072), (3880, 10978), (3992, 10670), (4268, 9980), (4990, 8536), (5335, 7984), (5489, 7760)]