61034440

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{21491}}^1$

素因数の和:21573

約数の個数: 32

約数和(自身を含む): 139268160

約数和(自身を除く): 78233720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 568, 710, 1420, 2840, 21491, 42982, 85964, 107455, 171928, 214910, 429820, 859640, 1525861, 3051722, 6103444, 7629305, 12206888, 15258610, 30517220, 61034440]

約数ペア:

[(1, 61034440), (2, 30517220), (4, 15258610), (5, 12206888), (8, 7629305), (10, 6103444), (20, 3051722), (40, 1525861), (71, 859640), (142, 429820), (284, 214910), (355, 171928), (568, 107455), (710, 85964), (1420, 42982), (2840, 21491)]