40001456

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{227281}}^1$

素因数の和:227300

約数の個数: 20

約数和(自身を含む): 84548904

約数和(自身を除く): 44547448

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 227281, 454562, 909124, 1818248, 2500091, 3636496, 5000182, 10000364, 20000728, 40001456]

約数ペア:

[(1, 40001456), (2, 20000728), (4, 10000364), (8, 5000182), (11, 3636496), (16, 2500091), (22, 1818248), (44, 909124), (88, 454562), (176, 227281)]