40849360

素因数分解:

$2^4\times 5^1\times {\mathrm{510617}}^1$

素因数の和:510630

約数の個数: 20

約数和(自身を含む): 94974948

約数和(自身を除く): 54125588

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 510617, 1021234, 2042468, 2553085, 4084936, 5106170, 8169872, 10212340, 20424680, 40849360]

約数ペア:

[(1, 40849360), (2, 20424680), (4, 10212340), (5, 8169872), (8, 5106170), (10, 4084936), (16, 2553085), (20, 2042468), (40, 1021234), (80, 510617)]