39927680

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{4799}}^1$

素因数の和:4831

約数の個数: 64

約数和(自身を含む): 102816000

約数和(自身を除く): 62888320

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 208, 260, 320, 416, 520, 640, 832, 1040, 1664, 2080, 4160, 4799, 8320, 9598, 19196, 23995, 38392, 47990, 62387, 76784, 95980, 124774, 153568, 191960, 249548, 307136, 311935, 383920, 499096, 614272, 623870, 767840, 998192, 1247740, 1535680, 1996384, 2495480, 3071360, 3992768, 4990960, 7985536, 9981920, 19963840, 39927680]

約数ペア:

[(1, 39927680), (2, 19963840), (4, 9981920), (5, 7985536), (8, 4990960), (10, 3992768), (13, 3071360), (16, 2495480), (20, 1996384), (26, 1535680), (32, 1247740), (40, 998192), (52, 767840), (64, 623870), (65, 614272), (80, 499096), (104, 383920), (128, 311935), (130, 307136), (160, 249548), (208, 191960), (260, 153568), (320, 124774), (416, 95980), (520, 76784), (640, 62387), (832, 47990), (1040, 38392), (1664, 23995), (2080, 19196), (4160, 9598), (4799, 8320)]