39684700

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{839}}^1$

素因数の和:907

約数の個数: 72

約数和(自身を含む): 96243840

約数和(自身を除く): 56559140

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 43, 44, 50, 55, 86, 100, 110, 172, 215, 220, 275, 430, 473, 550, 839, 860, 946, 1075, 1100, 1678, 1892, 2150, 2365, 3356, 4195, 4300, 4730, 8390, 9229, 9460, 11825, 16780, 18458, 20975, 23650, 36077, 36916, 41950, 46145, 47300, 72154, 83900, 92290, 144308, 180385, 184580, 230725, 360770, 396847, 461450, 721540, 793694, 901925, 922900, 1587388, 1803850, 1984235, 3607700, 3968470, 7936940, 9921175, 19842350, 39684700]

約数ペア:

[(1, 39684700), (2, 19842350), (4, 9921175), (5, 7936940), (10, 3968470), (11, 3607700), (20, 1984235), (22, 1803850), (25, 1587388), (43, 922900), (44, 901925), (50, 793694), (55, 721540), (86, 461450), (100, 396847), (110, 360770), (172, 230725), (215, 184580), (220, 180385), (275, 144308), (430, 92290), (473, 83900), (550, 72154), (839, 47300), (860, 46145), (946, 41950), (1075, 36916), (1100, 36077), (1678, 23650), (1892, 20975), (2150, 18458), (2365, 16780), (3356, 11825), (4195, 9460), (4300, 9229), (4730, 8390)]