29607220

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{173}}^1\times {\mathrm{199}}^1$

素因数の和:424

約数の個数: 48

約数和(自身を含む): 64310400

約数和(自身を除く): 34703180

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 173, 199, 215, 346, 398, 430, 692, 796, 860, 865, 995, 1730, 1990, 3460, 3980, 7439, 8557, 14878, 17114, 29756, 34228, 34427, 37195, 42785, 68854, 74390, 85570, 137708, 148780, 171140, 172135, 344270, 688540, 1480361, 2960722, 5921444, 7401805, 14803610, 29607220]

約数ペア:

[(1, 29607220), (2, 14803610), (4, 7401805), (5, 5921444), (10, 2960722), (20, 1480361), (43, 688540), (86, 344270), (172, 172135), (173, 171140), (199, 148780), (215, 137708), (346, 85570), (398, 74390), (430, 68854), (692, 42785), (796, 37195), (860, 34427), (865, 34228), (995, 29756), (1730, 17114), (1990, 14878), (3460, 8557), (3980, 7439)]