8874340

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{607}}^1$

素因数の和:676

約数の個数: 48

約数和(自身を含む): 20224512

約数和(自身を除く): 11350172

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 43, 68, 85, 86, 170, 172, 215, 340, 430, 607, 731, 860, 1214, 1462, 2428, 2924, 3035, 3655, 6070, 7310, 10319, 12140, 14620, 20638, 26101, 41276, 51595, 52202, 103190, 104404, 130505, 206380, 261010, 443717, 522020, 887434, 1774868, 2218585, 4437170, 8874340]

約数ペア:

[(1, 8874340), (2, 4437170), (4, 2218585), (5, 1774868), (10, 887434), (17, 522020), (20, 443717), (34, 261010), (43, 206380), (68, 130505), (85, 104404), (86, 103190), (170, 52202), (172, 51595), (215, 41276), (340, 26101), (430, 20638), (607, 14620), (731, 12140), (860, 10319), (1214, 7310), (1462, 6070), (2428, 3655), (2924, 3035)]