19359680

素因数分解:

$2^6\times 5^1\times {\mathrm{101}}^1\times {\mathrm{599}}^1$

素因数の和:717

約数の個数: 56

約数和(自身を含む): 46634400

約数和(自身を除く): 27274720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 101, 160, 202, 320, 404, 505, 599, 808, 1010, 1198, 1616, 2020, 2396, 2995, 3232, 4040, 4792, 5990, 6464, 8080, 9584, 11980, 16160, 19168, 23960, 32320, 38336, 47920, 60499, 95840, 120998, 191680, 241996, 302495, 483992, 604990, 967984, 1209980, 1935968, 2419960, 3871936, 4839920, 9679840, 19359680]

約数ペア:

[(1, 19359680), (2, 9679840), (4, 4839920), (5, 3871936), (8, 2419960), (10, 1935968), (16, 1209980), (20, 967984), (32, 604990), (40, 483992), (64, 302495), (80, 241996), (101, 191680), (160, 120998), (202, 95840), (320, 60499), (404, 47920), (505, 38336), (599, 32320), (808, 23960), (1010, 19168), (1198, 16160), (1616, 11980), (2020, 9584), (2396, 8080), (2995, 6464), (3232, 5990), (4040, 4792)]