201426620

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{234217}}^1$

素因数の和:234269

約数の個数: 24

約数和(自身を含む): 432834864

約数和(自身を除く): 231408244

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 234217, 468434, 936868, 1171085, 2342170, 4684340, 10071331, 20142662, 40285324, 50356655, 100713310, 201426620]

約数ペア:

[(1, 201426620), (2, 100713310), (4, 50356655), (5, 40285324), (10, 20142662), (20, 10071331), (43, 4684340), (86, 2342170), (172, 1171085), (215, 936868), (430, 468434), (860, 234217)]