188778340

素因数分解:

$2^2\times 5^1\times {\mathrm{709}}^1\times {\mathrm{13313}}^1$

素因数の和:14031

約数の個数: 24

約数和(自身を含む): 397023480

約数和(自身を除く): 208245140

約数列:

[1, 2, 4, 5, 10, 20, 709, 1418, 2836, 3545, 7090, 13313, 14180, 26626, 53252, 66565, 133130, 266260, 9438917, 18877834, 37755668, 47194585, 94389170, 188778340]

約数ペア:

[(1, 188778340), (2, 94389170), (4, 47194585), (5, 37755668), (10, 18877834), (20, 9438917), (709, 266260), (1418, 133130), (2836, 66565), (3545, 53252), (7090, 26626), (13313, 14180)]