299471980

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{97}}^1\times {\mathrm{5323}}^1$

素因数の和:5458

約数の個数: 48

約数和(自身を含む): 657407520

約数和(自身を除く): 357935540

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 97, 116, 145, 194, 290, 388, 485, 580, 970, 1940, 2813, 5323, 5626, 10646, 11252, 14065, 21292, 26615, 28130, 53230, 56260, 106460, 154367, 308734, 516331, 617468, 771835, 1032662, 1543670, 2065324, 2581655, 3087340, 5163310, 10326620, 14973599, 29947198, 59894396, 74867995, 149735990, 299471980]

約数ペア:

[(1, 299471980), (2, 149735990), (4, 74867995), (5, 59894396), (10, 29947198), (20, 14973599), (29, 10326620), (58, 5163310), (97, 3087340), (116, 2581655), (145, 2065324), (194, 1543670), (290, 1032662), (388, 771835), (485, 617468), (580, 516331), (970, 308734), (1940, 154367), (2813, 106460), (5323, 56260), (5626, 53230), (10646, 28130), (11252, 26615), (14065, 21292)]