39721120

素因数分解:

$2^5\times 5^1\times {\mathrm{248257}}^1$

素因数の和:248272

約数の個数: 24

約数和(自身を含む): 93841524

約数和(自身を除く): 54120404

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 248257, 496514, 993028, 1241285, 1986056, 2482570, 3972112, 4965140, 7944224, 9930280, 19860560, 39721120]

約数ペア:

[(1, 39721120), (2, 19860560), (4, 9930280), (5, 7944224), (8, 4965140), (10, 3972112), (16, 2482570), (20, 1986056), (32, 1241285), (40, 993028), (80, 496514), (160, 248257)]