220961710

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{538931}}^1$

素因数の和:538979

約数の個数: 16

約数和(自身を含む): 407432592

約数和(自身を除く): 186470882

約数列:

[1, 2, 5, 10, 41, 82, 205, 410, 538931, 1077862, 2694655, 5389310, 22096171, 44192342, 110480855, 220961710]

約数ペア:

[(1, 220961710), (2, 110480855), (5, 44192342), (10, 22096171), (41, 5389310), (82, 2694655), (205, 1077862), (410, 538931)]