3457240

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{4549}}^1$

素因数の和:4579

約数の個数: 32

約数和(自身を含む): 8190000

約数和(自身を除く): 4732760

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 4549, 9098, 18196, 22745, 36392, 45490, 86431, 90980, 172862, 181960, 345724, 432155, 691448, 864310, 1728620, 3457240]

約数ペア:

[(1, 3457240), (2, 1728620), (4, 864310), (5, 691448), (8, 432155), (10, 345724), (19, 181960), (20, 172862), (38, 90980), (40, 86431), (76, 45490), (95, 36392), (152, 22745), (190, 18196), (380, 9098), (760, 4549)]