12151900

素因数分解:

$2^2\times 5^2\times {\mathrm{137}}^1\times {\mathrm{887}}^1$

素因数の和:1038

約数の個数: 36

約数和(自身を含む): 26592048

約数和(自身を除く): 14440148

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 137, 274, 548, 685, 887, 1370, 1774, 2740, 3425, 3548, 4435, 6850, 8870, 13700, 17740, 22175, 44350, 88700, 121519, 243038, 486076, 607595, 1215190, 2430380, 3037975, 6075950, 12151900]

約数ペア:

[(1, 12151900), (2, 6075950), (4, 3037975), (5, 2430380), (10, 1215190), (20, 607595), (25, 486076), (50, 243038), (100, 121519), (137, 88700), (274, 44350), (548, 22175), (685, 17740), (887, 13700), (1370, 8870), (1774, 6850), (2740, 4435), (3425, 3548)]