2051212240

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{332989}}^1$

素因数の和:333020

約数の個数: 80

約数和(自身を含む): 5945869440

約数和(自身を除く): 3894657200

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 80, 88, 110, 112, 140, 154, 176, 220, 280, 308, 385, 440, 560, 616, 770, 880, 1232, 1540, 3080, 6160, 332989, 665978, 1331956, 1664945, 2330923, 2663912, 3329890, 3662879, 4661846, 5327824, 6659780, 7325758, 9323692, 11654615, 13319560, 14651516, 18314395, 18647384, 23309230, 25640153, 26639120, 29303032, 36628790, 37294768, 46618460, 51280306, 58606064, 73257580, 93236920, 102560612, 128200765, 146515160, 186473840, 205121224, 256401530, 293030320, 410242448, 512803060, 1025606120, 2051212240]

約数ペア:

[(1, 2051212240), (2, 1025606120), (4, 512803060), (5, 410242448), (7, 293030320), (8, 256401530), (10, 205121224), (11, 186473840), (14, 146515160), (16, 128200765), (20, 102560612), (22, 93236920), (28, 73257580), (35, 58606064), (40, 51280306), (44, 46618460), (55, 37294768), (56, 36628790), (70, 29303032), (77, 26639120), (80, 25640153), (88, 23309230), (110, 18647384), (112, 18314395), (140, 14651516), (154, 13319560), (176, 11654615), (220, 9323692), (280, 7325758), (308, 6659780), (385, 5327824), (440, 4661846), (560, 3662879), (616, 3329890), (770, 2663912), (880, 2330923), (1232, 1664945), (1540, 1331956), (3080, 665978), (6160, 332989)]