39513160

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{51991}}^1$

素因数の和:52021

約数の個数: 32

約数和(自身を含む): 93585600

約数和(自身を除く): 54072440

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 51991, 103982, 207964, 259955, 415928, 519910, 987829, 1039820, 1975658, 2079640, 3951316, 4939145, 7902632, 9878290, 19756580, 39513160]

約数ペア:

[(1, 39513160), (2, 19756580), (4, 9878290), (5, 7902632), (8, 4939145), (10, 3951316), (19, 2079640), (20, 1975658), (38, 1039820), (40, 987829), (76, 519910), (95, 415928), (152, 259955), (190, 207964), (380, 103982), (760, 51991)]