2012340440

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{42743}}^1$

素因数の和:42872

約数の個数: 64

約数和(自身を含む): 4985660160

約数和(自身を除く): 2973319720

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 107, 110, 214, 220, 428, 440, 535, 856, 1070, 1177, 2140, 2354, 4280, 4708, 5885, 9416, 11770, 23540, 42743, 47080, 85486, 170972, 213715, 341944, 427430, 470173, 854860, 940346, 1709720, 1880692, 2350865, 3761384, 4573501, 4701730, 9147002, 9403460, 18294004, 18806920, 22867505, 36588008, 45735010, 50308511, 91470020, 100617022, 182940040, 201234044, 251542555, 402468088, 503085110, 1006170220, 2012340440]

約数ペア:

[(1, 2012340440), (2, 1006170220), (4, 503085110), (5, 402468088), (8, 251542555), (10, 201234044), (11, 182940040), (20, 100617022), (22, 91470020), (40, 50308511), (44, 45735010), (55, 36588008), (88, 22867505), (107, 18806920), (110, 18294004), (214, 9403460), (220, 9147002), (428, 4701730), (440, 4573501), (535, 3761384), (856, 2350865), (1070, 1880692), (1177, 1709720), (2140, 940346), (2354, 854860), (4280, 470173), (4708, 427430), (5885, 341944), (9416, 213715), (11770, 170972), (23540, 85486), (42743, 47080)]