40554440

素因数分解:

$2^3\times 5^1\times {\mathrm{269}}^1\times {\mathrm{3769}}^1$

素因数の和:4049

約数の個数: 32

約数和(自身を含む): 91611000

約数和(自身を除く): 51056560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 269, 538, 1076, 1345, 2152, 2690, 3769, 5380, 7538, 10760, 15076, 18845, 30152, 37690, 75380, 150760, 1013861, 2027722, 4055444, 5069305, 8110888, 10138610, 20277220, 40554440]

約数ペア:

[(1, 40554440), (2, 20277220), (4, 10138610), (5, 8110888), (8, 5069305), (10, 4055444), (20, 2027722), (40, 1013861), (269, 150760), (538, 75380), (1076, 37690), (1345, 30152), (2152, 18845), (2690, 15076), (3769, 10760), (5380, 7538)]