21923500

素因数分解:

$2^2\times 5^3\times {\mathrm{163}}^1\times {\mathrm{269}}^1$

素因数の和:451

約数の個数: 48

約数和(自身を含む): 48353760

約数和(自身を除く): 26430260

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 125, 163, 250, 269, 326, 500, 538, 652, 815, 1076, 1345, 1630, 2690, 3260, 4075, 5380, 6725, 8150, 13450, 16300, 20375, 26900, 33625, 40750, 43847, 67250, 81500, 87694, 134500, 175388, 219235, 438470, 876940, 1096175, 2192350, 4384700, 5480875, 10961750, 21923500]

約数ペア:

[(1, 21923500), (2, 10961750), (4, 5480875), (5, 4384700), (10, 2192350), (20, 1096175), (25, 876940), (50, 438470), (100, 219235), (125, 175388), (163, 134500), (250, 87694), (269, 81500), (326, 67250), (500, 43847), (538, 40750), (652, 33625), (815, 26900), (1076, 20375), (1345, 16300), (1630, 13450), (2690, 8150), (3260, 6725), (4075, 5380)]