5237240

素因数分解:

$2^3\times 5^1\times {\mathrm{311}}^1\times {\mathrm{421}}^1$

素因数の和:743

約数の個数: 32

約数和(自身を含む): 11849760

約数和(自身を除く): 6612520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 311, 421, 622, 842, 1244, 1555, 1684, 2105, 2488, 3110, 3368, 4210, 6220, 8420, 12440, 16840, 130931, 261862, 523724, 654655, 1047448, 1309310, 2618620, 5237240]

約数ペア:

[(1, 5237240), (2, 2618620), (4, 1309310), (5, 1047448), (8, 654655), (10, 523724), (20, 261862), (40, 130931), (311, 16840), (421, 12440), (622, 8420), (842, 6220), (1244, 4210), (1555, 3368), (1684, 3110), (2105, 2488)]