487355980

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{566693}}^1$

素因数の和:566745

約数の個数: 24

約数和(自身を含む): 1047250512

約数和(自身を除く): 559894532

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 566693, 1133386, 2266772, 2833465, 5666930, 11333860, 24367799, 48735598, 97471196, 121838995, 243677990, 487355980]

約数ペア:

[(1, 487355980), (2, 243677990), (4, 121838995), (5, 97471196), (10, 48735598), (20, 24367799), (43, 11333860), (86, 5666930), (172, 2833465), (215, 2266772), (430, 1133386), (860, 566693)]