40209190

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{311}}^1\times {\mathrm{1847}}^1$

素因数の和:2172

約数の個数: 32

約数和(自身を含む): 83026944

約数和(自身を除く): 42817754

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 311, 622, 1555, 1847, 2177, 3110, 3694, 4354, 9235, 10885, 12929, 18470, 21770, 25858, 64645, 129290, 574417, 1148834, 2872085, 4020919, 5744170, 8041838, 20104595, 40209190]

約数ペア:

[(1, 40209190), (2, 20104595), (5, 8041838), (7, 5744170), (10, 4020919), (14, 2872085), (35, 1148834), (70, 574417), (311, 129290), (622, 64645), (1555, 25858), (1847, 21770), (2177, 18470), (3110, 12929), (3694, 10885), (4354, 9235)]