12400900

素因数分解:

$2^2\times 5^2\times {\mathrm{269}}^1\times {\mathrm{461}}^1$

素因数の和:744

約数の個数: 36

約数和(自身を含む): 27068580

約数和(自身を除く): 14667680

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 269, 461, 538, 922, 1076, 1345, 1844, 2305, 2690, 4610, 5380, 6725, 9220, 11525, 13450, 23050, 26900, 46100, 124009, 248018, 496036, 620045, 1240090, 2480180, 3100225, 6200450, 12400900]

約数ペア:

[(1, 12400900), (2, 6200450), (4, 3100225), (5, 2480180), (10, 1240090), (20, 620045), (25, 496036), (50, 248018), (100, 124009), (269, 46100), (461, 26900), (538, 23050), (922, 13450), (1076, 11525), (1345, 9220), (1844, 6725), (2305, 5380), (2690, 4610)]