72202940

素因数分解:

$2^2\times 5^1\times {\mathrm{223}}^1\times {\mathrm{16189}}^1$

素因数の和:16421

約数の個数: 24

約数和(自身を含む): 152315520

約数和(自身を除く): 80112580

約数列:

[1, 2, 4, 5, 10, 20, 223, 446, 892, 1115, 2230, 4460, 16189, 32378, 64756, 80945, 161890, 323780, 3610147, 7220294, 14440588, 18050735, 36101470, 72202940]

約数ペア:

[(1, 72202940), (2, 36101470), (4, 18050735), (5, 14440588), (10, 7220294), (20, 3610147), (223, 323780), (446, 161890), (892, 80945), (1115, 64756), (2230, 32378), (4460, 16189)]