12451900

素因数分解:

$2^2\times 5^2\times {\mathrm{239}}^1\times {\mathrm{521}}^1$

素因数の和:774

約数の個数: 36

約数和(自身を含む): 27185760

約数和(自身を除く): 14733860

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 239, 478, 521, 956, 1042, 1195, 2084, 2390, 2605, 4780, 5210, 5975, 10420, 11950, 13025, 23900, 26050, 52100, 124519, 249038, 498076, 622595, 1245190, 2490380, 3112975, 6225950, 12451900]

約数ペア:

[(1, 12451900), (2, 6225950), (4, 3112975), (5, 2490380), (10, 1245190), (20, 622595), (25, 498076), (50, 249038), (100, 124519), (239, 52100), (478, 26050), (521, 23900), (956, 13025), (1042, 11950), (1195, 10420), (2084, 5975), (2390, 5210), (2605, 4780)]